Articles on Computers & Laptops

I need 40 articles on computers and laptops related topics. Here is a list of requirements. 1. Each article must be of at least 500 words.(Excluding the title word counts.) 2. Each article must pass copyscape test. 3. All articles must be unique and informative without grammar or spelling mistakes. 4. There should not be a keyword density of more than 6% for any keyword. Check article at [login to view URL] for finding keyword density. 5. I am willing to pay $2 per article. Please send the article sample when you bid.