Standardized Militart and SWAT Hand and Arm Signals
Filed In Military Signals
Hand and arm signals are a great way of communicating when you don’t want to be heard. quieter and often more reliable than whispering into a radio mike. You should have a standardized set for your cell.
Common signals used by military and SWAT teams are illustrated in this document. You can use them as is, modify them for your purposes, or make up your own from scratch. But in any event, have a set that everyone in the cell knows and recognizes. Then use them.