I will write 3 keywords optimized articles on any niche

I have 4 years of total experience on SEO as well as article writing. Basically my article writing cost is 1 cents per word but I am offering special offer at fiverr that is I am providing 3 articles( 400 to 450 words each) which are 100% copyscape passed, keywords optimized with 2 to 3 percent keywords density. My articles will me meaningful and of good quality and I am working for some online client as a regular staff writer.