Using Adobe Photoshop. This file, a full-sized image from a Canon MK II, will be prepared to make a 5 x 7 print. This method also used Fred Miranda's "Intellisharpen" plug-in. Find it at http://www.fredmiranda.com/software/ It's cheap and well worth the minimal investment.
** Also check out this web page for other image editing ideas: http://www.caughtintimephotography.com/10D_WorkFlow.html
and
http://www.caughtintimephotography.com/BWwithColor.html