Article about the enforcement by the FCC ... / 2014-03-16

Article about the enforcement by the FCC (US department which manages radio frequency spectrum) of radio interference cases: FCC Agents Trace Radio Interference to Doorbells, Videogames, Blankets - Wall Street Journal.

Even a source of interference which has potential to cause more problems than just a fine for radio interference shows up in the article:

Radio hobbyist Tom Thompson of Boulder, Colo., last year tracked a signal using a homemade contraption. After knocking on the suspect's door, he traced it to ballasts on marijuana grow-room lights. He says he built a filter that the grower agreed to use.

Found via HamRadioDaily