Many of the people I’ve turned onto Evernote find it invaluable. Others, however, underutilize the service and, as a result, don’t see what the big deal is. That’s where Evernote Essentials: The Definitive Getting Started Guide for Evernote by Brett Kelly comes in. As Brett explains: The amount of information we want and need to keep track of today is, frankly, ridiculous. Not long ago, my desk was covered with piles of financial statements, medical records, automotive service receipts — and that didn’t even include everything dealing with my job. We all struggle to keep our information organized and accessible,…