I've been positioning clients against competitors for years using a "secret formula" called the Exclusivity Funnel".
It's been very effective and works for most products/services.
This is the first time I've wriitten about it publically. I struggled with letting it out of the bag or not... but here goes -- you can access it here...
http://www.copyideas.com/
And no, there are no sign up forms, squeeze pages or obligations to access this one.
Robert