The suggestions above are all great. You do need to sign on daily ,if possible, and do the paid to click, daily emails, try the surveys that come up, videos, etc. Check out Old Buddy's tutorials over on the site for more help and ideas. I am expecting a cashout of over $37.00 after three months and I wasn't even particularly active the first month or so. I didn't do anything that involved a purchase or using my credit card information to get that.
I have not been working on getting referrals yet so I can't address that.