If you use a DIY form, such as the one you may find online or in a book, you'll have to fill in your personal information and decide which clauses to include. Detailed steps for completing probate on a Will in California, on your own or with an attorney.Exactly what happens in a California Probate Court? The first step is proving in court that the decedent's will is valid. Initiating the Probate Process. A will is a legal document that tells the court how you want your property to pass to your loved ones and sometimes your favorite organizations or charities. We are the go-to law firm if you've been looking for a highly experienced probate attorney in San Diego. Learn about the California Probate process and get answers to common questions with this comprehensive guide. Navigating probate made easier! A person or entity who receives real or personal property under the terms of a will. DISBURSEMENTS.