Your agreement needs to say that you both agree to end the marriage and what you agreed about property or spousal support. Bystep guide to filling out and filing your papers in court can be found on the California Courts website.Dividing community property after divorce is difficult. Looking to divide property? Our San Diego property division attorney is here to assist you. Contact our experienced San Diego division of assets lawyer for a free legal consultation on mediation services. While you can write your own divorce agreement in California, it is best to have the proper legal assistance for a California divorce. You and your spouse will be required to list out all your income, assets, debts, and expenses. The basic steps for an uncontested case are as follows: 1. Write Up Your Agreement 2.