So, what you do is you set up a couple of displays, one where the block is stopped, the other one where you take this away with a trap door and it keeps going.
The first is a block, which does not takeup one of your limited skill slots, consumes stamina and lets you deflect incoming attacks and interrupt spell casts.
Some residents are incensed about the bike stations, saying the racks block entrances to their buildings or takeup park space for a profit-making program.