One very clever way to consider using Evernote is for tax preparation. In fact, HR Block recommends the use of Evernote to their clients and has added it to their interview process. This video provides the details and recommendation to their clients:
The Evernote blog provides more information about this partnership, including HR Block's offer for a 20% discount of tax preparation for Evernote users! However, this may be 'a little too late' for most of us, so additional information is provided in the Evernote blog to help you get started on next year's taxes (see "Evernote Makeover Series: How to Do Your Taxes With Evernote")
Good luck with your taxes - and hopefully you are receiving a refund!