Many Americans choose to express their patriotism by flying a US flag, AKA Old Glory. One site has now posted downloadable PDF patterns, which -- in combination with the free Adobe Reader and a color printer -- provide visible displays of US patriotism.
OK, so you want to stamp your document. Maybe you need to give reviewers some advice about the document's status or sensitivity. This tip from author Ted Padova demonstrates how to add stamps with the Stamp Tool along with related comments.