Here are a few videos that demonstrate the use of the Amazon Echo and Alexa withing Axial Control
Need help with your Alexa/Echo setup? This is a good place to start. This video also demonstrates some sample phrases to use Axial Control with your Echo
Build a custom routine to turn on the thermostats with a simple phrase to Alexa.
This shows how to use Alexa routines and a feature called "Notification Actions" to prepare your home when you leave, including arming your security system.