I'm a member of LinkGrand and InboxDollars. I haven't reached payout in LinkGrand. Hopefully, I can reach it within 1-2 months. While in InboxDollars, I think I cannot earn anymore besides from the profile survey. In fact, I cannot do anything with my account. The survey doesn't accept people from my countries, also the games. And I have never received any emails from them. But I heard they are legit, but only lucrative for people from certain countries.