InfoLinker is an Adobe Acrobat 4.0 plug-in. It adds intelligence and usability to Portable Document Format (PDF) files with the automated generation of hyperlinks. Hyperlinks are created by a set of user-defined, syntax based, rules. It simultaneously generates bookmarks, providing an additional navigation tool. InfoLinker also supports URL and executable (parameter passing) links, enabling users to automatically link to the Internet /intranet, or other applications.
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.