Heterosexual films often attract heterosexual, bisexual and homosexual male patrons, some of whom are there for casual and anonymous sex with other patrons. The overwhelming majority of customers are male. For the patrons, rules are generally less strict regarding partial- or full-nudity and public masturbation or Sex , and such behavior may be condoned explicitly or otherwise by the management. Such behavior may or may not be legal, and if not, may or may not be overlooked by local law enforcement. Certain theaters may also include a strip- or sex-show between films, or other Sex industry services. Before the VCR and, later, the Internet, a movie theater or cinema house was often the only location where people could see hardcore Adult films.