Affiliate Marketing is a revenue sharing agreement between a website publisher and an online merchant. Affiliate will also known as Associate, Agent, Business Partner etc., “Affiliate” is an unique word particularly for internet business. The website publisher will place business leads (advertisements) on his websites to sell the merchant's products or to send potential customers to the merchant's website, all in exchange for a share of the revenue.

There are 3 ways to earn money through affiliate marketing or business:
Pay Per Click : Every time a website visitors leaves the affiliate website or blog by "clicking" on the link leading to the merchant's website, affiliate will get paid.
Pay Per Sale : Every time a sale is made by affiliate's website or blog or link, a percentage of amount is deposited into the affiliate's account.
Pay Per Lead : Every time a potential visitor registers at the merchant's website through affiliate website or blog, a previously determined amount is deposited into the affiliate's account.