A man indecently exposed himself and urinated on the pavement near a mini supermarket in Corby.
The incident happened in Pytchley Court at some point between 4.45pm and 5.45pm on Wednesday, March 15.
After urinating he asked the victim for money.
The victim went into the shop and told the shop keeper who chased the man off.
The offender is described as white, in his late 20s, around 5ft 9ins tall and with a tall, slim build.
He had short brown hair and was wearing blue jeans and a dark coloured anorak.
Anyone with information can contact police on 101 or Crimestoppers anonymously on 0800 555111.