This article over at quickrelease.tv is probably the definitive guide to securing your bike. Although, as they themselves admit, nothing will deter the most determined thief, but raising the bar is relatively easy to do.

Thankfully, I haven’t had mine stolen yet, but it might also be because I have only parked it in a public space about 5 times. At home it lives in the kitchen, and at work there is a secure basement, which makes me feel a lot better.