A family of Microsoft word processing software products for creating web, email, and print documents.
If you want to keep it simple avoid Section Breaks, hidden ¶, etc 🙂 Those are the types of things which make the document more complex.
IMO, Text Box Form Fields are the better option. For repeating content [such as docket number] use a REF field which reads from the specified Text Box thus avoiding duplicate entry by the user & avoids typos.
The entire document would be Protected but only the appropriate controls would be editable. In this example, the first 9s are in a Text Box set to Calculate on Exit, 15 characters maximum & Enter Docket Number as Default Text. Underline is applied to the field.The 2nd set of 9s is a REF field automatically filled in based on entry in the Text Box: