These things would make you look like a vengeful maniac, and would confirm in her mind that she was right in leaving you. Would you want to come back to someone who was behaving this way?
Have you read the books yet? Detach- focus on yourself-drop the rope.
Me: 50; Wife: 48 Gay; civil union in NJ no kids M: 15 years, together 17 Bomb (OW) 2/09 (EA 3mos/PA 3mos) ILYBINILWY W out of house, w/OW, in separation talks, nothing filed