Hi every one I am working in seo firm they given me one project to sell ebook book cost is some 100$ and its in business niche, I need to sell some 30k copies within October month or i will smash out of firm mostly all telling me to do seo / sem i know all methods but within short period we could not get good results so please let me know if you have any further good idea thank you for spending your time on reading this posts