"Plain folks" is a form of propaganda and a logical fallacy. A plain folks argument is one in which the speaker presents him or herself as an average Joe — a common person who can understand and empathize with a listener's concerns.
Bandwagon propaganda is where everyone else is doing so you HAVE to testimonial is a famous person in an AD I dont know what Card Folding it Plain folks is Idk If I have to choose its Bandwagon