3 links have been added on this idea.
  1. Good idea, and have someone spray card machines, now that they have almost forced everyone in the country to press the same button with their main finger.

  2. Agreed, dunno why some shops still have trolleys that require you to put a pound in them to release them anyways. Most shops grew out of that since they realised the ones found in streams are not put there by people who want to save a quid, but by yobs.

  3. Good idea, and zap them with UV like they do in Belgium.