This document provides information about free postcards called "freecards" that are distributed through racks in public buildings by advertising firms. It discusses how freecards work as an advertising medium, noting that consumers voluntarily take the postcards in a relaxed environment. The document then provides examples of companies and organizations that have used freecards for advocacy, consumer products, media, music, and other purposes. It also shares data on freecard demographics and consumer behaviors. Overall, the document promotes freecards as an effective low-cost advertising medium.