The amount you can make really depends on how much time you spend taking surveys! You can also watch video ads and sign up for free trials for things, such as a discover card, and earn cash ($40 for the discover card)!
You can cash out with every $20 you earn, with them sending you a check! It is a 100% legitimate way to earn some spare cash, or beer money!
One can also refer others to join the site and earn a buck for each referral!
Sign up and give it a try!!