Controls whether a tail is displayed and whether the tail is open or closed. If the tail is displayed, you can add text in a box to the right of the tail. The options you set depend on which standard your weld symbols must conform to.
 
 Tail Off
         
Hides the tail.
 
 Open Tail
         
Displays an open tail.
 
 Boxed Tail
         
Displays a closed tail.