In reference to massage parlors what does TS mean?

The term "TS" in the context of massage parlors typically stands for "transsexual" or "transgender". However, it's important to note that this term can be considered derogatory and offensive by some individuals in the transgender community. It is always best to use respectful and inclusive language when referring to individuals, and to avoid making assumptions about someone's gender identity based on limited information or stereotypes.