Earn money from network marketting sites

There are some network marketting sites that pays you for growing their network.in addition to money these sites also provides additional sevices like freewares,discount coupons and stuff like that.these sites earn money by promoting local business of resturants,malls,hotels and earn revenue by attracting people to their associates.Aperfect example of this is mginger.
mginger offfers money for every valid referral you send and also gives away discount coupons etc.
To join mginger click here mginger