1. sell to the lonely and impulsive who are willing to trade money for attention (Also see: therapists, people who run cons on the elderly, everything else involving real interaction with a woman in the sex industry); additionally, take advantage of the sunk-cost bias to keep people after they would have otherwise "passed their limit" (Also see: casinos)
2. run advertising campaigns that separate the world into "good/beautiful/healthy/upper-class people" and "bad/ugly/disgusting/lower-class people" by which kind of products they use, then position yourself as the most convenient/eminently-consumable product in the "good people" product class. (Also see: deodorant, diamonds, hybrid cars)