For barking I use the old Barbara 'woody 'Woodhouse technique of saying very firmly 'No barking' & then I cross my hands over each other in the air showing her a closed sign by doing that. She is quite good with that. But if she is agitated and wants to carry on Barking and I know its just another dog, then I keep a very small rolled up booklet in the draw which I just have to show her and repeat no barking & she is quite.. Ax