This Divorce Set Contains instructions and seven forms: an Affidavit of Indigency, an Original Petition for Divorce, a. Discovery is the fact finding and evidence gathering process of a case.This is when a party obtains information that supports their case. Discovery is the process of gathering and exchanging evidence for a court case from the other side. Discovery in divorce cases in Texas involves many crucial steps and discovery tools for collecting pertinent evidence and information for your divorce case. Uncover the secrets of discovery in a Texas divorce. Learn how to navigate the legal process to discover hidden assets and digital traces. You would fill out the forms and mail them to your spouse, as with any other court document. In the Petition for divorce, we will fill out several items of information. "Service of process" or "service of citation" is a necessary step of any lawsuit.