I believe a site should load all JavaScript files from its own domain if it can. There are problems, but they have solutions too. As an example: Problem: You c

I believe a site should load all JavaScript files from its own domain if it can. There are problems, but they have solutions too. As an example: Problem: You can use a home-grown tracking solution, but, if the site has to be sold, how do you provide independent third party verification of your traffic details? Having Google Analytics helps you to do that. Solution: Install and configure AWStats or Webalizer. Many lower tier hosts have these built into their offerings. Provide those statistics to interested buyers.