The frame, wheels and box etc. are regularly washed and cleaned of dirt. Wipe the parts with a damp cloth. Avoid dirt in joints. Check regularly for loose parts and have them tightened by a bicycle dealer if necessary.Lubricate all visible moving parts: cables, adjustment screws, moving brake parts (NOT brake disks), chain, pedals, bell and lock regularly with bicycle oil. Screws, threads and axles can also benefit from a few drops of oil, and the chain should be tightened if necessary.