The book is called "Should I Stay or Should I Go? How Controlled Separation (CS) Can Save Your Marriage"

The headlines on the cover say "Sample Controlled Separation Agreements" and "Advice about Making Sane Marriage vs. Divorce Decisions"

Married 18, Together 20, Now Divorced
M: 48, W: 50, D: 18, S: 16, D: 12
Bomb Dropped (EA, D): 7/13/11
Start Reconcile: 8/15/11
Bomb Dropped (EA, D): 5/1/2014 (Divorced)
In a New Relationship: 3/2015