Buy a good lock ulock with cable to go throuh both wheels and rig the bike ( like drop the chain off the front sporcket loosen the handle bars. undo the wheel clips or move the seat 90 degrees) and take the bike tool with you A thief wants a quick job and tend to be lazy . They tend to not know bikes that well as well . If you make it a hassle they will leave it
Buy a good lock ulock with cable to go throuh both wheels and rig the bike ( like drop the chain off the front sporcket loosen the handle bars. undo the wheel clips or move the seat 90 degrees) and take the bike tool with you A thief wants a quick job and tend to be lazy . They tend to not know bikes that well as well . If you make it a hassle they will leave it