Cannington Detectives are seeking assistance with an Armed Robbery on Armagh Street in Victoria Park on Thursday 6 September.
A man entered a house in possession of a knife and threatened the victim who was woken from his sleep. The man took a wallet from next to the bed before leaving the house.
Inside the wallet was a credit card that was then used a short time later by a woman to make several fraudulent transactions in the Cannington area amounting to in excess of $200.
Police have released CCTV images of a woman who they believe may be able to assist them with their investigation into the frauds.
The woman is described as light brown skinned, 35-45 years of age with long brown hair with blonde streaks. She was wearing a white top, dark coloured pants, a blue cap and glasses.
If you have any information about this offence make a report online at crimestopperswa.com.au or call Crime Stoppers on 1800 333 000, where all calls are strictly confidential, and rewards are offered. Please quote Reference Number 9018.