Police have issued information to householders in Mid-Ulster about the threat of bogus callers.
They advise keeping doors locked and securing them with chains.
Homeowners should also consider whether they are expecting visitors.
They should also ask to see callers' ID.
Social media warning ahead of inquest into death of Noah Donohoe
Former senior police officer Jon Burrows confirms UUP leadership bid
Man’s body found in Cookstown in search for missing 21-year-old
Two taken to hospital following suspected gas explosion in east Belfast
Man critically ill in hospital following road crash in Co Tyrone n