To create a custom watermark for your PDF documents, use a program such as Adobe Acrobat, A-PDF Watermark or PDF Watermark Creator.

Automatically convert a PDF file into a Booklet using these free software and online tools, to make a PDF document look like a book.

How to Create a Digital Signature Using PDF Security. Adobe Acrobat enables you to create PDF documents that are compatible with virtually every operating system and platform.

Topline Portable Document Format files, or PDFs, are easily presented and exchanged across softwares—even Word—so here’s how to convert a PDF into a Microsoft Word document.