"We can never prove who it is as a mortgaged can"

- We see that the attempts to pledge fraud have increased in recent years, says Erik Ebbesson, customer manager at Returpack.

In the last month alone, about 20 cases of fraudulent fraud have been discovered in Jönköping, according to P4 Jönköping.

Thomas Johannesson, store manager in Jönköping has also noticed that this type of fraud is increasing. The experience is that it happens in periods.

- Right now we have problems. About every third to every six months there is a new wave of forgery, he says.

It is difficult for the merchants to access and it is a lot of money to make, according to store manager Thomas Johannesson.

Hear more in the clip above