This Is Information for a T-REX WP Self Hosted site.
If Your Store Is Being Hosted By T-REX And You Are Looking For Specific Training, Proceed To 

T-REX Plugin Training-Feature By Feature.

SSL Certificate for Self-Hosted T-REX Sites

(NOTE: These instructions are Not Needed For T-REX Stores that are hosted on T-REX Servers and come with SSL Certificates)

These are instructions for setting up a SSL Certificate for T-REX stores that are on your own hosting (not on T-REX servers)