I know I've said it before, but it remains true -- the mother-in-law/daughter-in-law relationship is the most critical relationship in any family
The single most radioactive topic amongst grandparents is the tension between mothers-in-law and daughters-in-law. Once and for all: here
For a mother-in-law and daughter-in-law, the benefits of maintaining a close relationship cannot be overstated, as Michael Woolley and I wrote