yo this is BIGGIE

hey guys whats up my names lou but everyone calls me BIGGIE.im a 11th grader in pittsburgh,pa.i got some nice cars now 02 accord,92 civic,95 integra,85,86toyota mr2, and some others.but im wondering what a referral is cuz i have one i wanna know what is it and how can i read it or w/e.peace