The playful mischievous of stealing cars, car stereos, mobile phones and...erm, children from parked cars.
In the event that the item of choice is an actual car, it must be driven around at high speed, before being left spray painted and on fire beside a railway line.
urban scavenger camping. Living in an urban environment by scavenging food, drink, shelter, and clothes as necessary. No caching goods, begging, barter, or busking. Theft and borrowing are prohibited. Bonus points for style and consecutive days scamping.