Hello, I'm from Russia, sorry for my English...
We bought JTC-Personal License and download sj g2shop template, after installation on test domain, we saw a lot of promblems on frontpage, here are some of them
onskate.perun8km.ru/templates/sj_g2shop/html/mod_jw_tinyletter/Default/css/template.css Failed to load resource: the server responded with a status of 404 (Not Found)
(index):839 Uncaught ReferenceError: gooeymenu is not defined
(index):938 Uncaught TypeError: undefined is not a function
onskate.perun8km.ru/templates/sj_g2shop/html/mod_jw_tinyletter/Default/css/template.css Failed to load resource: the server responded with a status of 404 (Not Found)

many functions does not work like modules and components do not work as specified on your demo site , with best wishes , Igor