Conversation so far:
What religion do Mountain Jews follow?
Mountain Jews are not Sephardim nor Ashkenazim, but rather of Persian origin and they follow all of the Mizrachi and Sephardi customs.
Do Mountain Jews have any specific rituals related to their Judaism?
Mountain Jews observed the rituals of circumcision, marriage and burial, as well as Jewish holidays.

Question: Which precepts were not as strictly followed?
Self-contained rewrite: Which of the Mountain Jews' precepts were not as strictly followed?