yo no se distinguir mucho cuando una ptc es scam pero esta creo que si
http://www.grandptc.com
Receive $1 per click, $10 per signup, and 50% direct-referral earnings. Payments made via Paypal or AlertPay once you reach $1000. We have already paid out $19,707.45 to our members!
Advertising
Link Ad Hits_______________1000-$5
Guaranteed Signups________10-$10
Banner Ad Views 468x60____25000-$2.5
no se pero pienso que es una exageracion esta ptc