Puppy - Thanks for stopping by my sitch! The reason he's doing what he's doing is because "he can" or I'm allowing it so to speak. What type boundaries should I have in place or should be in place for his type of behavior?

Me- 32
WH- 32
T- 10 yrs
M- 7 yrs
DS- 9
DS-5
DD- one week old
Bomb- 01/2010
Separated - 03/2010