Originally Posted by
i4getsm 
He needs to have a consequence right?
No
They come at their own timing. His own actions will bring consequences.
Boundaries are what you do to protect you from his actions and may be used to protect you from the consequences of his actions.
Drink and drive... I take keys.
A person wants to drink and drive..they can do as they wish but not with a car that has my name on it.
I can make strong requests of others by telling them what I find acceptable. They can comply or they will need deal with how I set my boundaries.
A boundary can be a simple as not listening when a person is rude to an extreme of...disable a car so they can't drive it...or even telling them...you leave or I do.
Try the simple before jumping forward to the extreme because a boundary is only as good as us holding to them. If I say it, I need do it.