This document discusses peer-based learning and how it occurs through hanging out with friends. It describes different genres of participation with friends such as dancing, running, studying, talking and watching television. These activities can be either friendship-driven for mainstream affiliation, or interest-driven for more marginalized identities. The document also discusses how peer-based learning provides lessons in growing up, romance, friendship and status. It introduces the concept of "HOMAGO" which stands for "Hang Out with Your Friends, Mess Around with Your Friends, Geek Out with Your Friends" as a reference model for peer-based learning.