 - Any individual presenting at study sites with STD-related symptoms who receives a microbiologic diagnosis with N gonorrhoeae andor C trachomatis will be eligible for study participation if they meet the following criteria: 1 are 18 years of age or older; 2 have been sexually active in the previous two months; 3 are able to understand English or Spanish; 4 have resided within the catchment area for at least one year prior to enrollment; 5 plan to remain in the area through the course of the study period. . 