This scam is just a simple confidence trick

lovemoney.com
Door bell
Door bell

This scam uses the impression of success and peer-to-peer pressure to con you into handing over your cash.

When I answered my front door, I found a nondescript woman in her late 20s. She was holding some paperwork. She was not smart enough to be selling (or mis-selling) electricity and gas – they all wear sharper clothing.