Once you see all bmx on bike rack now you are good to destroy bikes if you cannot see three bike on bike rack in garage then buy the bikes to fill up garage then check if you see 3 bmx bikes if you see only one or two the you must now get one off the street(steal how ever many you don't see) and...
In order to fix glitch there can't be any bmx bikes on the car slots, so no insured bikes after fixing the empty car slotTo get bike from car slot back to bmx rack you must ride that bmx bike to a different garage and store on that bike rack
The difference is the bought one will help fill up bike rack but will no replace cars in bike slot, once full with bmx bought bikes the bikes you steal can replace the cars in bike slots once bike is drove in garage replace the car in bike slot with that bike, then destroy all bikes that's what...
When you check your bike rack management does it show any car names? If so you must buy bmx bike for all slots, then you'll notice the car names are still there and you can't buy a bmx for that slot, that's okay, now you must steal a bmx from freeroam and drive directly to garage with car name...