Meaning what? Go dark, move on, get a divorce now, give him an ultimatum, tell him he has a week to get his stuff out?
Nope simpler yet deeper than that. You, Aliveandkickin, are the leverage in your world. You are all the leverage you need.
M22,H45,W45 S21/18D12 Retain faith that you will prevail in the end, regardless of the difficulties and at the same time confront the most brutal facts of your current reality, whatever they might be.
