Sparky my 9 week old boxer pup, gets a little more rough with my 6 year old, then any of my other kids. Dom, (6) plays more roughly with him then my other two. I just need some advice on how to handle both of them. Sparks, barks at dom like he is gonna "get him". I tell Dom to get away and...

Hey!! I'm new here and am having a really tough time with my oversized pom/chi Max. We got him about 3 mo ago from a sweet couple in our area. We knew a very small amount about his problems from the former owners- but it was not explained as it should have been. First of all, Max is my baby, has...