ivinsfan
Give me a museum and I'll fill it. (Picasso) Give me a forum ...
- Joined
- Feb 19, 2007
- Messages
- 9,969
As the proposed executrix, I would hire a qualified probate attorney, and put him/ her / the firm in charge of future requests and communications with the SIL.
And yes, I have heard / "seen" some ugliness in inheritance situations.
IF I understand the actual relationship, the person in question is the sister of the spouse of the OP's actual sister. The 2 of them have literally no actual connection.