When starting to do a 180, do you also start to set loose boundaries?

What I would like to say to her is the next time she tells me she is meeting the OM for lunch say "Thank you for telling me. If you think this is proper thing to do and is going to help our marriage, then it is your choice, however, I am uncomfortable with it."


W-44,M-57
Married 20
D-17,S-13
W and I own our own business and work together.