Web development servicesdela

I'm looking for a talented developer skilled in blockchain technology to create a web-based wallet, specifically for Ethereum. I aim to prioritize security and usability, hence the following features must be included: - Two-factor authentication: To ensure the utmost security, every transaction should require user confirmation through two-factor authentication. - Sending and receiving functionality: The wallet needs to be equipped to send and receive Ethereum seamlessly. The successful candidate should have prior experience in blockchain wallet development and a keen understanding of Ethereum. Proficiency in web-based coding languages is required, and previous work with two-factor authentication would be a boon. Knowledge in secure financial transaction handling...

...agency (the Business Development Bank of Canada, or BDC). The name of the custom GPT will be “Canadian Business Planner”. The description of the GPT will be “Crafts business plans for Canadian entrepreneurs, aligned with BDC guidelines.” I have already created complete instructions/prompts for the GPT, based on the business plan template, but I don’t know how to enter those instructions into GPT to get the output that I want. Here is the link to the Google Doc with the instructions: What I need you to do is use my instructions to create the Canadian Business Planner GPT. I want the custom GPT to: 1) Prompt users to enter general information about their business (i.e. industry, products/services, etc.) 2) Generate text

Draftsman's drawings for a 6m x 4m steel balcony, with a roof. Require a quote for ONLY the draftsman's services, and all the requirements needed before building starts. I do have a builder. Building quote not required here. Council permit, etc link below (Click on link, then the dots, then select "download") !Agln2BuMQWnQgpVpDcKTk02WJCH6VA

I am in urgent need of a WordPress website developer to create an informational website for my business. Requirements:...developer to create an informational website for my business. Requirements: - Develop a professional and visually appealing WordPress website - Implement a responsive design for optimal viewing across all devices - Ensure the website is user-friendly and easy to navigate - Basic SEO optimization for search engine visibility Ideal skills and experience: - Proven experience in WordPress website development - Strong understanding of website design principles - Ability to work efficiently under tight deadlines - Familiarity with SEO best practices is a plus I am looking for a dedicated and skilled freelancer who can deliver a high-quality website within a short ...

I am in need of a professional and experienced web developer to create a website for my travel agency. The site should cater to the needs of families and adventure enthusiasts. Key Features: - Online booking system: The website should allow users to easily book their travel packages and services online. The booking process should be simple and intuitive. - Destination information: It is essential that the website provides comprehensive and accurate information about various destinations. This includes details about tourist attractions, accommodations, transportation, safety tips, etc. - Reviews and testimonials: The site should have a section to display customer reviews and testimonials. Positive reviews are crucial for building trust and attracting new customers. Skills a...

I need a web developer to deploy my document parsing ML/LLM model, design a user-friendly webpage for it, and incorporate Google ads. Key Requirements: - Deploy a document parsing machine learning model onto a webpage - Develop a clean and intuitive web interface for users to interact with the model - Integrate advertisement functionalities on the webpage - A report on how everything is done and where to debug if something fails. Document Parsing: - My Finetuned model is able to use my own finetuned LLM or the image parsing model Ideal Skills: - Skilled in web development, with experience in deploying and serving ML models - Niche for simplistic user-friendly interfaces - Knowledge of image and text document parsing, including OCR - Experience with integratin...

I am experiencing a persistent 503 error on my ASP.NET web page. The error occurs when users try to access the homepage. I have recently updated the website's content and structure and have since been facing this issue. My web server is IIS (Internet Information Services). Ideal Skills and Experience: - Proficiency in ASP.NET - Strong knowledge of IIS - Experience with debugging and resolving 503 errors in web pages - Ability to troubleshoot recent changes to a website that might have caused server errors.

I'm seeking an experienced web developer to create a B2C e-commerce website for me. This website should cater to consumers, so any relevant experience you have in this area will greatly help. Essential Features: * User registration and login to ensure customized experiences for return visitors * Product search and filter to provide users a seamless experience in finding the products they need * Shopping cart and checkout functionality to finalize customer purchases Payment Options: * The website needs to permit users to make payments through credit/debit cards, as well as UPI for flexibility and convenience Offer your services if you have a proven track record of developing e-commerce websites specifically for B2C markets, and have the technical ability to implement u...

I am looking to have a multifaceted business website built with the primary purpose of generating leads from both individual consumers and businesses. The website should not only be visually appealing but also user-friendly with clear navigation. Key Features: - 'About Us' Page to present a clear image of our company - Detailed 'Services' Page to represent our offerings - Interactive and accessible 'Contact Form' for visitors to reach out easily - A creative 'Gallery' with high-quality images showcasing our work Ideal Skills and Experiences: The freelancer should ideally have experience with lead generation websites and a keen understanding of converting website visitors into prospects. Strong design skills along with an understanding of UX...

I am seeking a skilled Laravel developer to carry out both backend and frontend development for a project that I'm working on. The tasks will involve: This application is currently in production as a laravel nova project for admin. You will be building out the user facing side. - Using built in Role-based Access Control: Ensuring security by granting permissions based on users' roles. - Finishing critical views - Creating Controllers for key models. Ideal skills and experience for this job include: - Proficiency in Laravel development - Extensive knowledge of database management - Experience with API integration Preference will be given to those who have worked on similar projects previously. You can see an image of the current project below.

I'm seeking a Front End Developer proficient in React, Next Js.. Integration Experience with Django, Python, Docker, and Elasticsearch web application project. - The project will require the implementation of several specific functionalities, including: - User authentication - Database integration - Real-time updates - UI Frontend - API Integration - Dashboard - Strong work ethics & professionalism with quick response times is a must - The web application should be designed with the potential for real-time updates to ensure ongoing accuracy and relevancy of the information. Ideal applicants will have a full understanding of the listed technologies and be able to efficiently work with a team to meet deadlines.

I am in need of an expert to help me develop a comprehensive value proposition and align client value and vision wi...service industry. Here's what I am hunting for: Ideal Skills and Experience: - A background in strategic planning - Proficiency in creating a successful value proposition - Expertise in the service industry - Record of attracting clients through well-thought strategies Project Scope: - Develop an effective value proposition - align a client's business vision and values to us. Please note that the services we provide are not specific at the moment, so the strategy should be adaptable to various scenarios. If you have experience with this sort of work and are able to help me create a compelling strategy and value statement, please place your bid. I'm ...

You specialize in developing and implementing online marketing strategies to promote MandarinNu's language teaching services. You are well-versed in various digital channels and platforms, such as search engines, social media, email, content marketing, and display advertising. 【What You Do】 1. You register on (web app). 2. You will be given a unique coupon code. 3. You post your unique coupon code on social media etc. 4. You implement your own marketing methods. 【What You Deliver】 1. Send me an email【Everyday】summarizing what you did that day, with links that I can review. 2. Send me a weekly work report【Every Friday】, with links and screenshots that I can review. 【Salary】 Base 40 USD per month. 20 USD commission for every order 【12-Month VIP】sold with

As the project initiator, I'm seeking a competent developer to work on Wordpress plugin and Progressive Web App (PWA) development. With this project, the objective is to allow visitors to supply some details via a form, navigate a small group of users through a workflow, have them make changes to specific fields, and enable report generation, all achievable through a PWA - but drive everything from an existing wordpress site - hence the need for a 'plugin' to achieve this. the 'pages' should use a blank template so current site headers are not displayed. Key Features: - Form filling by visitors: The visitors will be able to provide details via a form. Tthe form should be flexible to include fields such as Name, contact information, and a total of 8-1...

Hello! I am looking for a custom chrome extension that can handle AI chatting for my target websites. I will be doing updates over time so looking for someone trusted to work with. Thank you! I am looking for quick turn around and a google meet before we discuss more. Reference would be like this:

I'm looking for a skilled freelancer with experience in API integration who can assist me in building a payment platform using the Columns's API. Requirements: - I have already registered for an API key with Columns's API. You'll be utilizing this in the project. - The key feature I want to be integrated into my platform is Payment Processing. You should know how to properly integrate this feature to guarantee effective and efficient transactions. - For the structure of the platform, I envision payment processing to primarily occur within a bespoke service that delivers both banking and payment solutions directly to merchants. Your skills and experience in API integration, specifically Columns's API, payment processing, and constructing user-friendly interface...

I am in need of a skilled developer to create a seed key algorithm that can be used with Scania EMS S6, S7, and S8 models. Requirements: - The algorithm should be designed to work on all of the listed Scania EMS models. - The primary application of the seed key algorithm will be for security and access firmware data. - I am not looking for individual algorithms for each model, but rather a single, universal code that will be applicable to all three models. Ideal Skills: - Extensive experience in developing seed key algorithms - A strong understanding of Scania EMS S6, S7, and S8 models - Prior experience in developing security and immobilizer functions in automotive systems. If you are confident in your ability to complete this project successfully, please reach out. Your bid should ...

...leadership, from system design and development to testing, deployment, and ongoing optimization. Key Responsibilities: 1. Conduct a comprehensive assessment of Luxetrip's business requirements, target market, and competitive landscape to inform the platform architecture and roadmap 2. Define the key components, modules, and interfaces of Luxetrip's AI-powered travel platform, including recommendation engines, pricing algorithms, and personalization frameworks 3. Design and develop the platform's data infrastructure, including data ingestion, storage, processing, and analytics capabilities 4. Architect and implement the platform's microservices-based backend, ensuring scalability, reliability, and security 5. Collaborate with the front-end developmen...

As a small business owner, I am looking to hire an experienced accountant who can manage my accounting needs. This is a part-time position with potential to become full-time as the business grows. Responsibilities include: - Il devra parler et écrire très bien en francais - Il doit habiter au Québec - Bookkeeping: keeping track of all financial transactions - Tax preparation: preparing tax returns and ensuring compliance with tax regulations - Financial reporting: providing regular reports on the company's financial health Ideal candidates should have: - Proven experience in small business accounting - Proficiency in intermediate accounting software - Strong attention to detail and high level of accuracy - Knowledge of tax laws and regulations - Ability to commu...

I am looking for a seasoned app developer to build a ride share app similar to Uber for my private car driver hire business here in Sydney, Australia. The app needs to be compatible with iOS, Android, and web-based platforms. Essential Features: - User registration and login - Driver registration and login - GPS tracking and mapping Additional Features: - Fare calculation and payment - In-app messaging The right person should have experience in developing transportation or ride sharing apps and be able to integrate geolocation and real-time features. An understanding of user-friendly designs, secure payment gateways, and messaging systems are also much appreciated. Remember, your primary goal will be to create an easy-to-use app with a smooth interface that allows both drivers...

This project includes a Version upgrade of the project so that we can deploy it on both PlayStore and App Store, check the Admin dashboard, and upgrade the project there too. - Generate two Qr Codes 1 for the Android app and 2nd for the iOS app. - Change the Light theme from orange color to golden color. - If your iOS account has expired then you'll need to subscribe to membership again. Note: If there are any extra requirements, then cost and time will be discussed separately.

The freelancer needs to visit the following locations 1. Ministry Of Health, Ibra, Oman 2. Tawoos Industrial Services Company Saoc, Muscat 3. Tawoos Industrial Services Co Llc, Muscat and get the forms filled, stamped and signed from the HR department. The following requirements are mandatory: We want clear geo-tagged Photographs. 1. Photographs of the Inside and Outside of the facility ( Signboard with IA name on it, Departments). 2. Photographs of the registration document of the facility. 3. Photographs of any other supporting document that is present there. 4. Keep me informed of the progress and any additional steps required In case, they refuse to provide the information make sure to take refusal in writing. Otherwise, manage to take the name, contact and designatio...

I am looking for a Shopify web developer to enhance the responsiveness of our website. This project is essential as our target audience is primarily professionals who access our site from various devices. Key requirements: - Make edits to our current design to ensure a seamless transition and enhanced user experience. Ideal skills and experience: - Extensive experience in Shopify web development with a strong focus on responsive design. - A keen eye for detail and the ability to make design edits that improve overall user experience without sacrificing the brand's identity. - Previous experience working with professionals as the target audience would be a plus. Please provide examples of your previous work in Shopify web development, particular...

I am looking to have an application developed for both iOS and Android platforms. This app will primarily feature a collection of both movies and series that subscribers can stream. The ideal developer for this project should have: - Experience in creating apps for both Android and iOS platforms - Proficient in handling streaming technology for movies and series - Previous experience in developing apps with subscription-based models, preferably monthly subscriptions - Third party integration for content - Additional features like user profiles, watchlists, or recommendations This application should be capable of seamlessly streaming high-quality videos and should be adaptable to varying screen sizes of mobile devices. It's crucial that the app provides a user-friendly and i...

Gestión de Propiedades y Terrenos: Nuestra plataforma permitirá a los empleados registrar y administrar todas las propiedades y terrenos disponibles para la venta o alquiler, incluyendo detalles específicos como ubicación, características y estado. Registro de Parcelas: Implementaremos una función que permita a los administradores crear y gestionar parcelas de manera eficiente. Esto incluirá la capacidad de especificar ubicaciones precisas y características relevantes de cada parcela, sin que esta información sea visible para los clientes. Visualización Limitada para Clientes: Los clientes tendrán acceso limitado para visualizar el estado de sus cuentas, incluyendo información sobre pagos pendientes, tran...

I need a proficient mobile application developer to create a food delivery application for both Android and iOS, replicating the functionality and...following features: - An efficient in-app payment system - Real-time tracking functionality for deliveries - A user review and rating system for customer feedback Ideal Candidate: The ideal candidate should have relevant experience in developing similar applications and possess a deep understanding of both Android and iOS platforms. Expertise in integrating payment gateways and GPS tracking services is highly desirable. Familiarity with creating user-friendly interfaces focusing on user-experience is also required. With your expertise, we can create an application that streamlines customer experience, making daily meals just one c...

I am looking for a proficient web developer to create an informative website using good platform. The primary goal of the site is to sell our services to businesses. Key requirements for the project: - Expertise in Booking website platform development to ensure seamless integration of all features. - Experience in developing well-designed great websites, specifically for service providers. - Understanding of optimal website structure for easy navigation. - Ability to customise templates or create custom ones based on our requirements. Your proposal should demonstrate your prior experience in Booking services website development, specifically for service-providing businesses. Please show previous site examples that you've done that are similar in...

As a game-changing individual or team proficient in robotics, your role will be critical in my project. Having the specific skills in designing, building, and programming robotic systems is necessary; preferably inspired by animal behavior. We need the functional, tangible robot as the final output. Key Responsibilities: - Design and construct robotic systems: Your primary role. Leveraging your creative skills, you'll feel right at home creating robots inspired by behaviors in the animal kingdom. - Program and code robotic systems: Your ability to breathe life into these creations via coding and programming is just as crucial. - Develop robotic models mimicking animal behavior: This is where your creative genius comes in. Your task entails observing animal behavior and translating...

I am looking for a skilled and experienced web developer to create an E-commerce website for my business. The website should be able to handle a large inventory of over 500 products, and integrate various payment methods, specifically credit card, PayPal, Tabby, and Tamara. Key requirements for this project include, but are not limited to: - E-commerce website development experience - Ability to create a secure and user-friendly platform - Integration of multiple payment gateways - Design skills to create an appealing and professional interface - Understanding of SEO best practices for E-commerce sites Please provide examples of your previous E-commerce projects and let me know if you have experience integrating the listed payment methods. I am looking for professionals wh...

مطلوب مبرمج من دولة مصر على ان يقوم بعمل موقع الكتروني

I'm looking to develop a multi vendor marketplace similar to Amazon. The site needs to have a cart, product search page, and a review and rating system. Key Features: - Shopping Cart - Product Search Pag...Methods (Home Delivery) Additional Features: - Multilingual support - Payments Gateway - Offer and Auction System - Product Listings - Advertisement Management - Video Content - Preferably on Wordpress Please note that the development needs to be completed within 30 days. Ideal Skills and Experience: - Proficiency in web development - Experience in creating marketplace websites - Familiarity with geolocation and language integration - Strong knowledge of e-commerce, payment gateways and shipping methods - Experience with WordPress is preferred, but not re...

I need a professional who can perform text correction on photos. This job requires: - Keeping the original styles - Having experience in photo editing services Please, only bid if you have both the skills and experience to complete this project efficiently and accurately.

I need guidance in growing my hypnotherapy business into the Dallas market for virtual clients. My existing ad was created specifically for Houston clients and features targeted services for that location. I'm not certain whether a new ad is necessary for the Dallas area, or if the existing one will suffice. Key features of the project: - Review the current Houston-focused Google ad - Provide feedback on its effectiveness for targeting Dallas clients - If needed, assist in creating a Dallas-specific ad - Services remain the same as offered in Houston Ideal candidates would have: - Experience in digital marketing, specifically Google ads - Understanding of the Dallas market - Knowledge of the hypnotherapy industry would be beneficial Your expertise will gui...

I’m looking for a proficient backend developer with ample experience in Node.js and RESTful API implementation to build a database for my project. Your role will largely concentrate on: - Creating a robust database using Node.js as per the design and structure outlined. - Developing the RESTful API to interact with the database. - Primarily handling user authentication through the API. Ideally, you should have a strong knowledge of Node.js and a proven track record of creating and working with RESTful APIs. I would appreciate it if you have experience working on user authentication systems before. A detail-oriented, problem-solver with good communication skills will fit the task perfectly.

I need a qualified developer to create the backend for my application using node.js. The project involves developing user authentication, integrating a MongoDB database and API development. Key Tasks: - Create a user authentication system based on email and password. - Integrate a MongoDB database for smooth data flow. - Develop APIs for efficient application interaction. Ideal candidates should have solid experience in node.js and MongoDB, and a track record of developing user authentication systems.

Project Description: Use Microsoft Visual Studio and VMware Virtual Disk API (part of VMware Virtual Disk Development Kit) to create C++ application that provides ability to copy virtual machine virtual disk (.vmdk) files to/from storage connected to a VMware ESXi host server given specific parameters (see requirements). Requirements: - Programming Language: C++ - Development Environment: Microsoft Visual Studio 2022 - Runtime Platform: Application must be able to run on Windows and Linux - Application Type: Console (non-GUI) - Application Parameters: • host server (required IF topology = 1 or 3: FQDN or IP) • host server port (required IF topology = 1 or 3: port used for connecting to host server) • username (re...

I am seeking an expert with strong Wordpress capabilities to develop an e-commerce website using a specific theme. Requirements: - The chosen freelancer should have proficiency in installing and customizing Wordpress themes, particularly those related to e-commerce. - The main feature that the site must have is an online product catalogue. Expertise in implementing and maintaining this feature is crucial. Ideal Skills: - Extensive experience in Wordpress - Experience with the specific e-commerce theme I have in mind - Proven track record of creating successful online product catalogues

I'm in need of a simple utility tool app for android and ios, to be built with React Native. The following are the key functionalities that the app should include: - A user login feature - A live camera feed RTSP stream. - Live sound from an ESP32 via I2S - A set of buttons to control various room settings, such as temperature, light...publishing this in the app stores since I have no experience on this. I'm looking for a developer who has experience in React Native and can quickly and effectively implement the functionalities mentioned above. The project needs to be completed within 2 months, so timeliness is crucial. Please include any relevant experience you have in your proposal. I have 20+ years of development, from embedded to web development, so I&#...

I am looking to develop a unique drinks delivery app tailored for golfers on the course. The primary users of this app would be the golfers themselves, the beer cart staff, and the golf course management. The app should include the following features: - Order placement: Golfers should be able to easily place orders for drinks. - Payment processing: The app should be integrated with a secure payment processing system. - Real-time tracking: The app should allow golfers to track the status of their order. - Stock management: The app should help the beer cart staff manage their inventory and track sales effectively. The ideal freelancer for this job would have experience in developing mobile applications, particularly in the food and beverage industry. Experience with real-time tracking and...

I'm looking for a skilled app developer proficient in android to create a location-based transportation services application. Key App Features: - GPS Tracking: The application needs to accurately track user locations. - Fare Estimation: It should include the ability to estimate fares based on the location and distance. - Payment Options: The app should offer multiple secure payment options for user's convenience. Ideal candidate should possess strong experience in android app development, specifically with GPS integrations, fare estimation algorithms and secure payment gateways implementation. Understanding of transportation industry would be an added advantage.

THIS REQUIRES PREVIOUS ONLINE COURSE / APP CREATION AND DEMO OF THE WORK. I am in need of a professional developer to create an interactive and user-friendly online course and app platform for my educational content. The platform should also support secure payment integration for users to make purchases. I will be transferring this course from Teachable www.9-1-1-career-training.com. Please don't submit unless your company as accomplished a learning platform transport previously. Key Features: - User-friendly interface: The platform should be easy to navigate for users of all technical backgrounds. - Customizable design templates: I would like to be able to personalize the look and feel of the platform to match my brand. - Secure payment integration: The platform should have a secure...

I'm seeking for a local expert in Bishkek who can offer language translation in English, Russian, and Kyrgyz, provide tour guide services, and assist with transportation. The ideal candidate must have: - Fluency in English, and Kyrgyz - Extensive knowledge about Bishkek - Ability to suggest unique places, hidden gems, and local favorites Looking forward to making the most of my time in Bishkek with your assistance!

NEW WEBSITE for strip Club / Gentlemen’s Club : What pages do you want on your website? Home page, About us page, Work with us, VIP bottle service, bookings, Bucks Party What is the main purpose of the website? Promote services and events, Attract new customers, Provide information about the club, Girls to apply for jobs Do you have any specific design preferences for the website? I have a logo already, I want it to look sexy I want SEO and a few back links

I'm seeking the service of an experienced SEO expert to help enhance search engine rankings for my Online L...contextual backlinks (DA 70+ , Edu & Gov links) * Google ranking for few keywords * Target few contries. * No spamming The ideal freelancer should possess: * Expertise in this area: proficient in building high-quality backlinks that align with Google's guidelines. * Background in SEO, particularly understanding of latest trends and techniques. * Experience working with education or e-learning services is a plus. The primary language of my site and target audience is English, so an understanding and fluency in this language is essential. This project will contribute towards improving the visibility of our educational content online and ultimately driving more...

I'm looking for a talented gospel singer and musicians to perform during a funeral service. Your role will be significant to create an atmosphere of comfort, encouragement, and celebration of life with your voice and harmonious tunes. Key Responsibilities: - Perform gospel music. - Be comfortable performing either solo, as a duo or in a choir. Ideal Candidate: - Experienced in performing at services, preferably funerals. - Passionate about the soul-stirring power of gospel music. - Flexible with the structure of performance (solo, duo, or choir). Please reach out if you feel this resonates with your skills and passion, we appreciate your contribution during this difficult time.

I am looking for an experienced developer that have worked on the signal messenger app to rebrand the app change icons and colours. We need installation on our amazon instance signal server and included all required backed services database etc. and publish application with custom icon colours and icons markets google and apple. you can look signal application

...price quote and a few pages of pre-filled references and company details easily remitted. It goes without say, the encumbant applicant is educated with at least an undergraduate degree or the like and capable of reading RFP's and understanding requirements along with the ability to converse with vendors to match their needs. Often the vendor's sales rep are knowledgable of their own equipment & services they provide and you're job will be to affirm the requirements are properly met. You'll be the go between if needed emailing the RFP contact any questions to clarify requirements and flexibility. There will be a trial period of 3 submissions to evaluate our working relationship is a match. Compensation for the trial period is $25/submission + $250 bonus...

We're a travel company in need of a CRM system, and are ...developer who can help us build it. Here are the specifics: - I'd like the CRM system to have functionalities for Customer Management, Booking Management, and Sales Reporting. - Additionally, I'd like it to be integrated with Email Marketing, a Payment Gateway, and Social Media. - It should be compatible with Windows. Please only contact us if you're a professional with experience in CRM system development. Given our low budget, we're looking for someone who can deliver great quality within these constraints. Only interested people can cal. First understand our requirement. API intigration Real time booking update customised cost management with crm quotation in pdf and email or whats app api via ma...

We're a travel company in need of a CRM system, and are ...developer who can help us build it. Here are the specifics: - I'd like the CRM system to have functionalities for Customer Management, Booking Management, and Sales Reporting. - Additionally, I'd like it to be integrated with Email Marketing, a Payment Gateway, and Social Media. - It should be compatible with Windows. Please only contact us if you're a professional with experience in CRM system development. Given our low budget, we're looking for someone who can deliver great quality within these constraints. Only interested people can cal. First understand our requirement. API intigration Real time booking update customised cost management with crm quotation in pdf and email or whats app api via ma...

As an owner of accounting and bookkeeping services, I am in urgent need of an accomplished Business Development Manager (BDM) to expand our client base. Responsibilities: - Identifying fresh opportunities for business growth - Building robust relationships with our clients - Implementing effective sales strategies Target Market: - Small businesses - Startups - Mid-sized businesses Geographic Focus: - East Coast - West Coast - Midwest The perfect fit for this project will be able to prove their ability to increase client acquisition in these areas, preferably with a background in accounting or B2B sales. Experience working with target markets in the specified regions is beneficial.