Honeywell L5100: Master User Code vs. Installer Code

Honeywell L5100: http://alrm.gd/honeywell-l5100
Get Monitored! http://alrm.gd/get-monitored

The master code and the installer code allow for very different kinds of programming functions. In this video Sterling explains the different functions that the master code and the installer code will allow an user to perform.