PTC site means Paid to Click Sites. There are many if you search google as "paid to click". once I tried fastpayout-mails. but coludn't do it continually. You need referrals to make money on PTC sites. We're a hybrid of a PTC / Advertising company. if you want to make money online I would recomend you to look for a niche you got knowledge in and then start a blog and put some ads on it, if everything works out well you will
be makeing more then 10$ a da
However if u dont posses capacity to do this u can earn by clicking