Police have renewed their warnings for residents to guard against cold callers after an elderly woman in Ollaberry was targeted by someone using high pressure sales tactics.
It follows previous pleas for householders not to give in to doorstep sellers who cause a nuisance.
Previous incidents have usually seen cold callers target elderly residents in rural areas.
The man in the latest episode was seen driving a white van.
Anyone with information or concerns is asked to contact the police in Lerwick.