We define prostitution as the purchase and sale of sexual services. Prostitution involves at least two parties: a buyer and a seller. In prostitution, sexual services are only provided in return for compensation or payment.
Buyers and sellers
There are various kinds of prostitution. Most commonly women sell sex to men, and this is what we normally think of as prostitution. However, there are also men and transgender people who sell sex to men, as well as women, men and transgender people who sell sex to women. Also, there are homosexual and heterosexual couples who buy sexual services.