It's not really a method, BUTT
1: I read how to complete the offer.
2: I do exactly what it tells me to do.(on how to complete offer in order to get the zp)
3: After about 30 minutes I check to see if i've gotten it.
4: Depending on if the zp is there or not, I Send in the little support thing.
5: Make sure you take screenshots of you completing the offer.(email header, Congratulations you completed this offer,)
6: Wait like 5 minutes for them to reply, They will ask for email header and what not.
Around january,and february, They use to have auto insurance quotes, gave out 3k,4k and 5k. Those are the ones that really worked easy.