T: 773-539-1100 F: 773-539-1241 talkaphone.com 1 EXECUTIVE SUMMARY Security integrators need to create a solid link between a product and the end user. The strength of such links can be the difference between success, failure, and most importantly, future business. George Bush International Airport in Houston, Texas wanted to upgrade and integrate their security systems into one cohesive force. Talkaphone was chosen to supply nearly 400 emergency call boxes for the airport. It was decided that the call boxes were to be installed in five major parking structures on the north side of the facility. In order to install and integrate such a large number of emergency call boxes, the city of Houston chose Preferred Technologies to install and integrate the Talkaphone units wit

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