I found a great article on this subject on Entrepreneur magazine that explores this idea and I cannot agree more.  I like to do 15 minutes most mornings before I start my day and find that the days I do not, I can really tell the difference and not in a good way.  I find it makes me more clear-headed, and I have more access to creative ideas.  Whatever your viewpoint or religion, I call that connecting to Source, which knows quite a bit more than I do and is happy to share knowledge if I can just get my mind to shut off for a little bit to listen.  

Advantages:

• More focus
• Helps with decision making (see above, more focus)
• Access to creativity and ideas
• The art of allowing

Check out the article right here.