I had fleas after chester and I moved to a different place and after several months I had fleas, I done everything vacuumed every day, flea comb, frontline still had fleas. I called flea busters and after 2 weeks no fleas, it is put into your carpet and lasts for a year unless you get your carpet wet, you can order it online. I have them come out once a year and hardly every have a flea |