Here is a quick list of niche ideas I have used in the past to generate cash online. The following niche all have numerous "buyer" keywords that help with Adsense if choose to go that route. Some convert better than others, so I decided to share this list after going thru lesson three on choosing your Niche. I hope this helps. Here are 21 profitable niche . Mobile game sites (fan/tips/tactics) Job/Career programs and certification (exam prep/job req's) Discount/Deal sites Complaints/Ripoff si