Petition For Modification Of Order Of Custody Visitation. These are the official forms for use in Family Court proceedings.Everything you need to write a declaration letter to the judge in your custody case: an example, a downloadable template, an outline and tips. How do I write a letter to a Judge in a custody battle with my former NARC husband? Introduction to representing yourself in Pennsylvania. Each of the documents listed below inculde a blank form and the instructions to fill out that form. Below is a selection of forms for various Franklin County Courts. Call the Franklin County Law Library at 614-525-4971 for assistance. Box 1: Print the county in which you are filing your petition. See "Where do I. File?" in the Introduction for more information about what county you.