High heel pornography involves women or men dressed in high heeled shoes. The stimulation may involve hands, fingers, everyday objects, sex toys or combinations of these. Rape itself is a crime in many countries. Interracial pornography typically employs ethnic and racial stereotypes in its depiction of performers and many of interracial pornographic films still include racial stereotypes, although the segregation of actors by race has diminished considerably. They cited the Internet and text messaging as common big tit milf ways of organising meetings. Spanking or whipping pornography involves spanking or whipping, generally of the buttocks, with the hand or with other objects such as belts, switches, paddles, brushes, or whips. Targets the male audience, but is much less popular than Yaoi. Cum-shot pornography features a collection of male ejaculation scenes. Though the term anal sex most commonly means penile-anal penetration, sources sometimes use the term anal intercourse to refer exclusively to penile-anal penetration, and anal sex to refer to any form of anal sexual activity, especially between pairings as opposed to anal masturbation. The exact source and nature of the fluid continue to be a topic of debate among medical professionals, which is also related to doubts over the existence of the G-Spot. The higher pay scale and profile within a production often leads to group scenes where a straight actor only tops. Pornography is generally classified as either softcore or hardcore pornography. Teacher and Student or Boss and Secretary pornography involves sexualized situations which take place between an authority figure, such as a teacher or boss, and an underling, such as a student or secretary, often fake. Big Beautiful Woman is a euphemism for an overweight woman and is frequently used in the gay twink porn context of fat fetishism. Voyeur or peeping Tom pornography is usually more staged with the subjects aware of the cameras, sometimes openly including this exhibitionist awareness.