Another thing that really helped me and helped me add to my little break up book*
4. Reading a codie book(s) or YouTube vids on codependency (there are a lot- Terri Cole is really good), literature in books or online about addiction if you are not familiar with it. My mom luckily engrained what the disease is in my head for years ("You don't have to drink everyday to be an alcoholic" etc.), documentaries and Youtube videos on alcoholism.