Prostitution is technically illegal, but largely tolerated. It has been culturally accepted for a long time. Nude or even topless dancing is also illegal but is widespread. Pimping and operating brothels is illegal.
Pornography is illegal.
Police discourage girls between 16 and 18 from the prostitution business. The bars in Bangkok. Scams in the upstairs bars and elsewhere. Massage parlors in Bangkok. Price updates, bits and pieces.