Need e-commerce articles max $10/each

I want two professional articles about e-commerce on SMEs( small medium enterprises) , export development, in iran . I will pay maximum $15 for each articles and all articles should be 500 - 700 words. I would check for proper English and spelling. you have 8 days to do the work All articles must be original, and WILL be tested for originality. We have tools to make sure that the content can not be found anywhere else on the internet. IF THE QUALITY OF THE ARTICLE IS NOT SATISFACTORY, WE RESERVE THE RIGHT TO CANCELL THE PROJECT