Motorists travelling on the Donegal to Derry border are being urged to be vigilant following reports of a fake police /garda car in the area.
There have been several sightings of a car with flashing blue lights and sirens, particularly at night time.
The car has been described as cream in colour with a Cork registration.
Gardai locally have been notified of the issue with investigations said to be on-going.
Sinead Stewart, who contested this year's local elections, has been made aware of one frightening incident recently in which two women were returning to Donegal from Derry: