SharePoint 2010 - Reusable Content
  How to Create Reusable Content
  
    - To create a new reusable content item, navigate to the Reusable   Content library at the site root directory from the Manage   Content and Structure menu.
  
 
 
- Scroll over the Reusable Content library list name in the   left window pane and from the drop-down menu choose Open Link in New   Window.
  
 
 
- Scroll to your department folder and open the file directory (by clicking on   the blue text).
  
 
 
- In the top ribbon menu, go to the List Tools group and   select Items. 
  
 
 
- Select New Item. Select Reusable HTML if   you need to insert HTML code and content. Select Reusable Text if you are only inserting content without HTML code.
  
 
 
- Complete all the fields in the Reusable Content: New Item screen (Title, Comments, Content Category, Automatic   Update, Reusable HTML or Reusable Text and Show in drop-down   menu).
 NOTE: Check Automatic Update if you want the reusable   content item to be non-editable on individual pages.
  
 
 
- Click Save when done creating the new Reusable   Content Item.
 