For more than 20 years, Rick Broida has written about all manner of technology, from Amigas to business servers to PalmPilots. His credits include dozens of books, blogs, and magazines. He sleeps with an iPad under his pillow.
If you need to sign a document and don't have a printer or fax machine handy, this free app makes it possible -- and legal. It even integrates with your Evernote account.