What it means is that she will have much more of an inclination to be the more passive one in the relationship if someone would do this.
I’m glad you’ve finally come around to this point. Mochoh timche suggested something along similar lines above, and yet was put down for that. Earlier it was insinuated that the Seforim were somehow wrong based on folks here’s personal svaras. I don’t see anyone above suggesting that this remedy has a 100% ironclad effectiveness, as you suggest was suggested.