At around 3.20pm on Wednesday 17 December 2013, an 83-year-old Knaresborough woman was approached in the car park on York Road by a man and woman described as Eastern European.
They told the woman that she had dropped a £5 note and while they were distracting her with their story, they managed to steal her bank card from her handbag.
The pair then spent over £600 on the card in the space of two hours until the victim realised her card was missing.
Police are liaising with forces in other areas where similar incidents have taken place. In the meantime they are asking people to be on their guard against anyone who approaches them in this way.
If you have information which could the investigation or if you have been approached in a similar manner, please call North Yorkshire Police on 101, select option 2 and ask for Harrogate CID.
Alternatively you can pass information anonymously to Crimestoppers on 0800 555 111.
Please quote incident number 12130218470 when passing on information about this crime.