You should try playing games for some ec I did that and used 60 ec on in so even if I fail its win win since I didn't spend anything and get my ec back
You just download them from the offerwall in store and try to meet the requirements for earning however many ecs. Also, the 1 ec offers about finding colleges/car insurance/whatever only really require you to do the first two steps of entering your zip and then clicking a link to be rewarded. I earned 35 ecs from doing those! π
It says that they will start refunds on the 29th at noon PST. Winners today and refund for everyone else tomorrow.