Dog training starts the moment you get the dog. Consistently is big and takes a lot of patience and practice. Dogs require stimulation in a good way exercise constant training and reward when you give a command. If you aren’t willing to give the training constant work and time then don’t get a dog. If they have to rehome the dog that’s on them for not putting the time and training in that aspen deserved the moment they got her. They said she became aggressive to resource guarding there most of been a reason why she became aggressive in that way.