A man has been arrested after he allegedly threatened staff members at three separate convenience stores demanding cash.
At about 11.15pm on Thursday 31 December, police were called to a service station on Pulteney Street after a hold up alarm was activated by a staff member.
A man entered the service station, threatened the staff member and demanded cash. The man was last seen leaving the area on foot after stealing cash.
About two hours later a man entered a convenience store on King William Street in the CBD and demanded money from the till.
The staff member refused to hand over money and the man left the store and was last seen heading north on King William Street.
Just after 1.30am police were called to a convenience store on Hindley Street after reports a man entered the store and threatened the staff member and again demanded cash.
The man left empty handed and was last seen heading south on Morphett Street.
Police reviewed cctv from the store and quickly set up cordons in the area. About 15 minutes later the suspect was located walking on Leigh Street, the 33-year-old man of no fixed address was arrested without incident.
He was taken to the City Watch House where he was charged with robbery, attempted robbery, assault and breach of bail. He has been refused bail and he will appear in the Adelaide Magistrates Court later today.