There are many things you must do after marriage separation. But, there are 10 things you must absolutely do as soon as the separation begins! We've listed them below: 1. Determine All of Your Assets Identify all assets and liabilities that were created during your marriage. All financial documents, such as tax returns W2's, bank and brokerage statements should be copied and placed in a safe place. Doing so, forms the basis for all future legal proceedings related to the d