GPT means Get paid to read emails, surf website,  take surveys, shop online, play games, and lots lots more.you should browse the more sure to join GPT program that trusted and obey the rules on the website that you’ve joined.

GPT sites are websites that will pay you to do a number of things: take surveys, take trial offers, etc. majority of the offers are FREE, The large companies get the survey completed so they can receive feedback on their service or product and the GPT site takes a small portion of what the large company is willing to pay for this service
click here to take a look at GPT program that listed on this site