Wels and Steyr with this method.
A piece of sponge in the door
Adhesive fiber is not the only such marking. In Mainz, Germany, a piece of sponge was found in the front door of a family home, which was squeezed in so that it fell out when the door was opened. Before that, an unknown They saw a man at the door who didn’t ring the doorbell. According to the police, the burglars will come back in a few days: if the sponge is still in place, the house
