Wolf Shver? I have a son Zev but not a SIL
I aint gonna bother answering. With my typing and writing u aint gonna get anywhere.
Why dont you follow my lead and ask asktherabbi.org a preject of Gateways a major major Kiruv outfit with articulate scholars on board, http://www.rabbiullman.com/ask.htm, http://www.chabad.org/asktherabbi/default_cdo/jewish/Ask-the-Rabbi.htm, and let us know.