The bookmarks, dispersed via Serrano's Twitter feed in exchange for a small fee covering production and shipping costs, a screenshot of a Rap Year Book purchase or simply given away for free, are often all claimed in less than an hour, but as with the newsletter, income is frequently donated to charitable causes.
In August 2016, Serrano gleefully announced to Twitter followers who'd purchased Torres's "Vengeance Russell" (Westbrook) bookmarks that "he'd actually tricked them into doing something nice":[6] the income paid for some 150 Houston schoolchildren to have free haircuts the day before school started.
Following the announcement that the Westbrook bookmark had been a secret fundraiser, other Serrano and Torres fans asked to pay for catering and music at the event, to feed and entertain kids waiting for a haircut.
Basketball (and Other Things): A Collection of Questions Asked, Answered, Illustrated was published in October 2017 and reached number one on The New York Times best-seller list for sports and fitness books in November.
A review in PopMatters described Torres's Rap Year Book illustrations as "bright, colorful, and offbeat cartoons...featuring depictions of Kanye and Jay-Z on a movie poster, Dr. Dre in scrubs, Drake using a pottery wheel, and more.