http://www.pixripper.com/
does your tgps and free sites offer photos without having any advertisement?
does your paysite competes them in the billing system?
they accept:
Visa
Mastercard
American Express
Carte Blanche
Diners Club
Discover
Eurocard
JCB
Optima
Cheque
Money Order
Cash
Postal Money Order
Secure Online Orders
Phone Orders
Fax Orders