Below, you can find some useful links about Thai massage, as well as prostitution-related issues in Thailand.
If you want to learn more about traditional Thai massage, you can check out this informative article in Phuket Magazine, as well as this one. The website Wellsphere also has some information on Thai massage here. Wikipedia has a short article on the subject.
If you’re interested in the issue of prostitution in Thailand, you can check out the website of the EMPOWER Foundation (”Education Means Protection Of Women Engaged in Recreationâ€), which provides various services to sex workers and lobbies the Thai government to extend labor protections to them and help improve their condition.
Another non-profit organization, FACE (Fight Against Child Exploitation) addresses mainly issues of child abuse within the sex trade in Thailand, and its efforts are supported by the UN as well as the U.S. State Department.
Wikipedia also has an extensive article on the history and various other issues related to the practice of prostitution in Thailand.