Being calm is good. Allowing WAW to Cake Eat is not.
Just make sure that remaining calm doesn't turn into passive aggression.
I think one thing that is difficult to grasp in DBing is the Confident Decisive Masculin energy that many LBSs need to re-embrace or embrace for the first time, in some cases.
A Confident Decisive man doesn't get upset over little things. He also doesn't allow WAW to walk over him.
It is a mindset and takes time. Good job on handling business. Don't let her take advantage of you.
M 53 W 54, M since 98 D15, D19 8/2013 discovered EA, W maintained contact with OM until 10/14 7/2/17 W said she wanted S, 7/25/17 moved out of MBR 12/17 W says moving out 5/18, W still in home.