They place ads in the "help wanted" section, often lying about the job being offered. Then they quickly train the new recruits and get them on the phones calling numbers from a printed list or they may choose to call a few people they know to try to make a sale.
Usually each will make one or two sales to people they know (usually relatives) and shortly thereafter, quit when they find they can make no more sales nor do they want to hear one more angry reply on the phone.
The company pays them minimum wage and walks off with the proceeds made from that ex-employees closest friends and relatives. It's the "gift that keeps on giving" as these job-hungry people are not only, once again unemployed but now they have to take heat from their friends who got into contracts they will have to fulfill.
The going rate in my town in NW Virginia is around $7.5-$9/hr.