These are list of Paid-to-Click Program those are indicated SCAM.
The scam sites are listed in Alphabetical Order, starting with Numbers, and then Letters. In the brackets, I tried to indicate the source and not sustainable means that it is not possible for the site to pay the high amounts of money they promise.
ocean-mails.com (not sustainable)
onlythebestptr.com (promotes a list of scam sites)
ok-ptr.com (not sustainable)
ok-usd.com (not sustainable)