Yes indeed, -- we do call our female Witnesses as 'Sister'.
Not only do we all stem from Adam & Eve, our common ancestor; but we consider ourselves 'spiritual' brothers and sisters; with a common heavenly Father, Jehovah God.
We do not consider ourselves 'brothers & sisters' with others in 'mainstream religions'. We worship Jehovah God; they worship Jesus.
Jehovahs witnesses call fellow Jehovah's Witnesses brother or sister. We are all Jehovah's children and like any family would call their sibling brother or sister or by their first name we do the same within our brotherhood.
Yes
Nope
To the best of my knowledge this individual is not one of Jehovah's Witnesses.
call the branch of Jehovahs witnesses. The number can be found on most of their books and magazines
To the best of my knowledge this individual is not one of Jehovah's Witnesses.
To the best of my knowledge this individual is not one of Jehovah's Witnesses.
no
jehovahs witnesses
no
Yes
There is no restriction concerning how materially rich one of Jehovah's Witnesses can be. This is a matter of personal decision and personal circumstances.