Preaching and teaching which religion is "right" is not what this site or board is all about.
It's not what the group believes, but rather how it behaves that is the focus here.
See the following links:
[
www.culteducation.com]
[
www.culteducation.com]
This gives the basics about how to spot a destructive cult or potentially unsafe group. It covers any type of group, either religious or one that is not religious.