what is the difference between keyword proximity and keyword prominence?
Proximity means how close things are, prominence means how important/visible they are.
[FONT=Verdana]Please do some basic research of your own before starting a new thread on the forums. Many questions have been asked and answered before.
If you type that question into a search engine, you will easily find plenty of answers. For example, this one I picked at random: http://www.mikes-marketing-tools.com/marketing-tips/keyword-densities.html
If you don’t like that one, you’ll find many more. 
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