St Marys Police are investigating a number of armed robberies that have been committed at service stations and other small businesses in recent weeks.
About 11.00pm on Sunday, April 8, a service station in St Clair was targeted and about two hours later another service station was also subject to a robbery.
There have been other similar offences in recent weeks and detectives at St Marys police would like to speak with anyone who has information about any of these offences.
Please contact 02 9677 7499 if you have any information.