Whether at home or abroad, whether business or pleasure - it pays to understand your environment and the players who inhabit your space. Rule number one is to understand your environment and the threat. Rule number two is countering the threat. Part of mitigating risks, is not being caught in a high-threat environment.
Surveillance operations are conducted by criminal and terrorist organizations to determine your vulnerabilities and exploit them.
29-TEN can train you to mitigate your risks by incrporating thorough randomness, surveillance detection and countering an adversary's surveillance into your daily activities.