2 dogs, 1st 1 trained, 2nd 1 was then stayed goin in the hm & I can't get him 2 stop! Now the 1st 1 follows in suit. I ckd then of from upstairs, carpet ruined. My husband insists on pup pads, NO! They go out allot but won't stop inside! 1st 1 never did til 2nd 1 came. Can't stand it anymore, HELP!