What is an affiliate marketing? Affiliate Marketing is an Internet-based marketing practice in which a business rewards one or more affiliates for each visitor or customer brought about by the affiliate’s marketing efforts (Source: Wikipedia)

For easy illustration, brand/seller sell a product and you’re registered affiliate. When customer visit your affiliate website and buy brand’s product through your affiliate, you will get money as compensation. How much? It’s relative, but I can say that’s a huge enough money.