Generally to meet the code minimum size, a corner shower with an angled door (neo-angle door shower) cannot be any smaller than 32 x 32. A 30 disk will not fit inside the walls of a 30 x 30 neo angle shower. A minimum neo-angle shower size of 36 x 36 is recommended if space is available.
The small claims court clerk will supply you with the necessary forms (a summons and a complaint form) to begin the lawsuit. List your name as the plaintiff. You are the person filing the lawsuit. The party you are suing is called the defendant. Make sure you have the correct name and address of the defendant.
Explain to the clerk that you want to petition for guardianship of a minor child. She will give you the appropriate forms. The courts charge for the forms, as well as for filing them. If you have a very low income and cannot afford this fee, you can ask the court clerk for a fee waiver application. Different Probate Courts may require different forms. But you can get at least some of the forms you will need online here.