Bookface

Bookface is an online social networking service and company in Gangster's Paradise V. They are also featured on the NCL stock exchange website.

Description
It was founded by CEO Mike Ross in his parents' house. According to him, the average Bookface worker's age is 14.1 years.

Inspiration
It is an obvious parody of Facebook, being spelled Facebook backwards, while the interface is based on the old Facebook Wall instead of the current Timeline.