My bike was locked in subterranean garage locked with a Kyptonite U-lock to metal bars securing the garage. The bars themselves were cut so the U-lock could be pulled through. I also have pinhead locks on the wheels.
Protect your bike – get a security protection label!
Apply the protection label to your bicycle and instantly reduce the risk of theft by up to 50%! Moreover, if the bike is stolen, you increase the chance of its safe recovery by up to 70%.