Homeless

Mime.

Many states don’t require any kind of license to be a mediator. You can meditate court cases, and legal disputes. It’s because meditation is about the two parties coming to an agreement on their own so you’re just there as a neutral third party.

IT consulting. No actual qualifications required. Most of them have no fucking idea what they are doing. They just make you buy the latest hardware from whatever the current “industry leader” of tech is for equipment.

Just about any that aren’t regulated.