Selecting a signaling site and putting your signal in a suitable location is critical. a signaling site is defined as any site, based on your situation that enhances signaling efforts and the likelihood for the signal to be detected by friendly forces. what is a signaling site criterion?

A signaling site criterion is very important in selecting a signal site and conducting studies if a specific geographical location is feasible to put a signal. The following signal criterions, according to wikia.com are as follows:

1. Sufficient materials for signal construction
2. Recovery possible from/near the site
3. Site hidden from potential enemy observation and ground fire. 

1.world in spatial terms2.places and regions 3.human systems4.physical systems5.geography and it's uses6.environment and society

I’d say e civil liberties