I forgot to add. Switch now to communicating in writing. Emails or text.
You gotta start to forget the voice for the next while.
That was hard for me... and I think for my W, as well... she still sometimes asks me to call her (she doesn't have my direct line, although my kids do).
But it helped me tremendously... plus, it's nice to have stuff in writing for referencing back on. Not to prove the other wrong, but to help you remember things... like schedules...
