These are people who call and pretend to be employees of a debt collection company and demand payment for a debt, often for a mobile phone.
The caller is offered help to settle the debt by swishing or otherwise transferring money and is threatened with the bailiff if this is not done.
Talk to older relatives
According to the police, it is mainly older people who have been exposed - the oldest 89 years.
The police urge people to talk to their elderly relatives about this and how to protect themselves.