c5345498_Tutorials___BlueHost_Tutorials_l_Web_Design_Tutorials_Listing_Summary
[Title] Expression Web and Design Time Includes [Program Specific] EW - all versions [Summary] 
Any time you have a lot of repeated content in a website - things like page headers, page footers and navigation menus or even areas of content - you can use Expression Web includes.
Expression Web Tutorials - Css Tutorials - BlueHost Tutorials
Summary