Yeah he's a reseller, just linking to someone else's offer, then pocketing the profits, he has no idea what he's selling, I think he is making a profit and then reselling these sites, search here: http://forums.digitalpoint.com/search.php?searchid=2634604 Flipping them like hot cakes!!
Yeah you have to contact the people that he resells for, he has very, very little to do with it, just flipping them to sell here.
ztraffic.net is a total Scam!! Check this out...: http://forums.digitalpoint.com/showthread.php?t=2033529&highlight=ztraffic