Freestyle > Adding Detail to the Control Mesh > Repeating Freestyle Commands
  
Repeating Freestyle Commands
In the Freestyle Modeling environment, you can middle-click to repeat the following commands:
Extrude
Connect
Face Split
Edge Split
The command that is being repeated is displayed at the lower-left corner of the graphics window. This information is, however, not displayed in case of multilevel subdivision or if you have not selected any mesh element.