If you’re serious about marriage, it’s always good to remember you don’t just marry her, you marry her family, for all intents and purposes.
Now I agree this was taken way to the extreme. But I think if people returned to more traditional ways of courtship, the world would be a better place.
The “suegra” has pretty much lived with us since we married. The kids adore her, and with both of us working, I don’t know how we would have coped without her.