This is a list of known scams that I have managed to compile and is definitely not exhaustive. There are other sites, especially new ones, that may not have revealed their 'true colors' yet. So, be careful with them. And even paying sites can suddenly become non-paying sites. As a general warning: 1. PTC/PTR sites that pay high amounts per click or high payouts would not be sustainable and most likely be scams. Which advertiser would be willing to pay $1 or more per click or email? 2. Be careful with sites on free... read full review »