Negotiation or bribery. A marriage or relationship requires compromise on both sides. If you are an audiophile then your partner should work with you. Btw, when we moved together she had Ohm speakers, which we happily jettisoned along the way.
Listening chair on wheels to move into position.
My partner hated the big black boxes in our living room for nearly a couple decades… but she recognized that it was one of my passions. We now have a large house with a large dedicated area for my system. I’m not sure we would have gotten to 38 years had she prohibited me from experiencing the sweet spot.