This example illustrates the foot-in-the-door technique.
This refers to the fact that if you manage to convince somebody to do a small favor for you, they will be more likely to help you with something more engaging and important as well. As you can see here, Maria helped Nat with one lesson, but then she was more willing to help him with three.
The answer is Joint Operations Center (JOC)
The FBI established JOC (Joint Operations Center) to manage their resources and to coordinate an investigative response to federal crimes, response to threats, and critical incidents in support of overall event security. This Joint Operations Center is a military executive body for managing the crisis management process and is a manned facility of a joint force commander's headquarters was established for monitoring, planning, and guiding execution of the commander's decisions.
Accidents. I've heard of television sets falling on and crushing children before or heavy furniture (please try and bolt your things to the floor if you have or expect to be having small children over!!)