I had to investigate after having my own bike stolen when I really should have done it before but at least I’ll know better next time right?
In any case, here’s some quite good information on how to protect your bicycle. Next time I’m certainly buying two types of locks and leaving the bike in the ECB parking spot.
With the number of [tag]bicycle[/tag]s around, I really wish Frankfurt had a bait program like the one the Victoria police department implements.