Since Microsoft Word has had the text box feature for so long, it's managed to effectively streamline the creation process. It just takes a couple of clicks to make a fresh text box.

If the text box won't resize in Word or Excel, check if the document is opened in the Compatibility Mode, and convert it to a newer format.

Learn how to delete a text box without removing text in Word or Excel using Format Shape pane, setting the text box to No Outline, and more.

Somehow in my Word 2013, if I put a text control inside a text box, and set the section to allow form fill only, the text control is unfillable, while controls outside of text boxes work just fine.