If you regularly work with a specific group of sheets in the project sheet set, you can create a named selection of those sheets. You define the sheet selection by choosing its name in the Sheet Set view of the Project Navigator. 
You could use a sheet selection as a selection set for electronic transmissions or publishing. 
- On the Quick Access toolbar, click Project Navigator 
.  
- Click the Sheets tab, and click 
 (Sheet Set View) in the title bar.  
- Shift-click or Ctrl-click to select the sheets to include in the sheet selection. 
 
- When you finish selecting sheets, right-click, and click Save Sheet Selection. 
 
- Enter a name for the sheet selection, and click OK.