unscrupulous business practices; fraudulent business practices; crooked business practices
fraudulent business of selling goods by claiming they will bring supernatural benefits
multi-level marketing; MLM; network marketing; pyramid selling
amateurish and haughty way of doing business; venturing into an unfamiliar line of business (and often failing)
piggybacking marketing; method of making sales by jumping on a bandwagon (like that of a boom, popularity, disaster, etc.)
amateurish business methods; bad business sense
work-at-home scheme (scam in which the offer of a highly paid work-at-home job is used to lure victims into paying substantial upfront costs)
unscrupulous business practices; fraudulent business practices; crooked business practices
fraudulent sale of worthless land (e.g. by overstating its future value)
amateurish way of doing business
unscrupulous business practices; fraudulent business practices; crooked business practices
fraudulent business of selling goods by claiming they will bring supernatural benefits
bait and switch; switch selling
fraudulent sale of exorcism services (to people led to believe that they are possessed by evil spirits)
unscrupulous business practice of making sales by posing as an inspector and declaring the need for replacement items
bait and switch; switch selling
fraudulent business practice of luring people into investing by promising high returns
unscrupulous business practices based on an appeal to one's social conscience; sales methods in which someone falsely claims to represent a charitable organization