Affiliate marketing allows people to earn money by promoting other companies' products and services without having to develop their own. The document outlines 7 steps to get started with affiliate marketing: 1) develop marketing streams like social media and blogs to connect audiences with affiliate products, 2) define a niche area of interest or expertise, 3) identify affiliate programs in that niche, 4) choose 3-4 initial programs to focus on, 5) create content to drive traffic and clicks on affiliate links, 6) leverage email marketing to promote affiliate links, and 7) evaluate progress and join new programs as skills develop.