We installed the invisible dog fence at least 8 weeks ago but have had a few problems with it ---first the control box had to be replaced, then the adaptor & finally they sent us a new collar. I have gotten so tired of trying to mow around all the flags!!!! We figured we needed to start from scratch with the training as we've stop & started so many times. Anyway we have only been using the training collar that will just gives a beeping signal if she goes too close to the flags but we noticed she stays well clear of them. Yesterday afternoon she was being totally obnoxious so I put the collar on her & sent her outside..........Popster was cooking dinner on the grill so I figured he would keep an eye on her. Next thing I hear her barking out front! I ran to the door & she is sitting at least 8 feet from the flags barking at one of the neighbors from down the street who were walking their dog. They walked around the circle & back up the street & she just s...