"For the addict, it's surviving," she says. "I didn't do it because I enjoy sex. I didn't do it because I like men or anything like that. It was completely to feed my addiction ... I remember the first time with a dealer that I exchanged sexual favors for drugs."
Lisa says her clientele included business executives, athletes and many married men. "It's not the guy with the trench coat flashing people on the street," she says.