One of my friends came to me saying that she thought her new boyfriend was "the one." I asked if she got along with his mom. She said no, so I said, "Well then, I think you HAVE to marry him now."
My DH had a difficult home life and ran away when he was 16. He is OK with his parents but not close. They live halfway across the country. It is glorious.
We used to live on the other side of the country from my ILs and it still wasn't far enough. lol
When my husband came out here to house-hunt (I had to stay in BC-long story) my MIL invited herself along and spent the whole time trying to convince my H to live in the same city as them. We live about 2 hours away now, which is just close enough to visit for holidays, but far enough that we don't have to worry about any drop-ins. And they STILL complain, constantly, about us not buying near them. Over a year later.
I am absolutely CERTAIN my marriage wouldn't survive living in the apartment below them. Nope. No way. I think I'm breaking out in hives just thinking about it.