Police are investigating two bogus caller incidents that occurred in Langside Road and Clifford Gardens in Glasgow
The incidents happened on November 28, 2018, and January 9, 2019.
Officers have released footage of two men that they believe may be able to assist them with their enquiries and would ask any members of the public who recognise them to contact the police.
The first man is described as white, of slim build, with dark hair and wearing a dark blue jacket, blue jeans and dark trainers.
The second man is described as white, of heavy build, around 50 years of age, and wearing dark trousers, dark trainers and black skip cap.
Anyone with information is asked to contact the Community Investigation Unit based at Govan via 101 quoting incident number 2694 of 9 January 2019.
Alternatively Crimestoppers can be contacted on 0800 555 111, where anonymity can be maintained.
The footage can be viewed here