A 71-year-old man arrested in connection with the theft of a smartphone has been released on police bail.Police said the Criminal Investigation Department is continuing to probe the incident, in which the item was said to be taken from a motorcycle storage box on Front Street, near Burnaby Street, at about 12.40am yesterday.A spokesman warned motorcyclists to be on their guard in the light of recent thefts from unattended parked motorcycles.He said: “Residents are advised to be vigilant about where they park their motorcycles, particularly overnight. Well lit areas are preferable.“It is strongly recommended that any valuable items be removed before leaving motorcycles parked and unattended.“Parked motorcycles should be secured using the handlebar lock along with a secondary lock. And if the motorcycle has a storage box, it should also be secured before leaving the vehicle unattended.”A 36-year-old man arrested on suspicion of damaging of a public pay phone in Hamilton on Tuesday night remained in police custody today.