FUEL
46 Achievements
1,000
60-80h
Xbox 360
Hobbyist collector
Own 10 vehicles.
15
How to unlock the Hobbyist collector achievement in FUEL - Definitive Guide
This is even easier than it sounds. There is no way you won't get this just plaing the career or challeges since you need to buy new cars to keep up with the competition and challanges only allows one chosen vehicle so you often have to buy new ones. Get 10 and "bloop" 15gs.
See Obsessional Collector