I requested internal and external ant control. I am very satisfied with the internal application. However, several times they sprayed outside in just prior to, and even during RAIN. We have small ants who live in the paver sand, and these have not been addressed yet. It seems futile and inefficient to set an appointment, which requires us to adjust our schedule as well, and then need additional applications due to weather conditions and, of course, the setting of another appointment etc., and the cycle continues...