Here are 3 main types of affiliate program: pay per sale, pay per lead and pay per click programs. Each type of program has its advantages and disadvantages, and each is relevant to different sites and situations.

Commission-based Affiliate Programs

Commission-based programs are by far the most common type of affiliate program. They are nearly always pay per sale programs, i.e. they pay a predetermined % commission on the revenue generated by the sale of products or services to a visitor who came from your site.

Flat Fee (Pay Per-Lead / Pay Per-Sale) Affiliate Programs

Pay Per Sale (PPS) The title says it all. The company only pays the affiliate when a visitor referred by the affiliate make a purchase.
Pay Per Lead (PPL) is a little different to PPS. PPL affiliate programs usually used by finance and insurance companies. In this type of affiliate marketing, the affiliate will be paid a fixed commission whenever a visitor referred by him/her to the merchant’s website requested a quote or filled up an online application form.
Pay Per Click Affiliate Programs

Pay Per Click( PPC) Associate Programs

PPC associate programs have been many renouned. You should have listened them a lot. PPC programs have been substantially a easiest approach for web publishers to have income from their websites as well as blogs. A associate gets paid a sure volume($ 0. 05 to$ 0. 80 customarily) at your convenience a caller click a ensign or content ad displaying upon a affiliate’s website. PPC typically used by contextual promotion companies similar to Google AdSense, Yahoo Publisher Networks, Adbrite and much more.