I think you shouldnt be asking this question on the discussions...rather you should contact mylot people to help you and infact they are the right people who can tell you precisely...otherwise there are many versions of te story !!!
You won't earn anything just for simply getting referrals. Your referrals have to actually be active, and when they are you will get 25% of what they earn. I have 47 referrals and only a few are active..