Royal Mail and Trading Standards are currently cascading awareness of a scam. A card is posted through your door purporting to be from Parcel Delivery Service stating that a delivery has been attempted, and asks you to ring 0906 6611911 to obtain the package. This is a premium rate number and people have been charged over £300. This phone number may change but if any such leaflet or document is delivered to your door please report it to the Royal Mail central number on 0207 339 6655.