Updated April, 14th 2020 to reflect the recent notice of commission changes coming on April, 21st 2020.
The Amazon.com affiliate program (a.k.a. the Associates Program) is the most popular affiliate marketing program in the world with one recent source citing “millions” of affiliate publishers. The Amazon.com Associates program has also evolved significantly since its inception in July of 1996 (as anything Internet-related should in the ~ 23 years of its existence). One of the most impactful changes is in how the affiliate program rewards the affiliate publishers who direct customers to Amazon and recommend various products.