No matter what you're going through, as long as you have some specific emotion, whether it's positive or negative, it is all stuff that you can use on stage.
But if I worried too much about publishers' expectations, I'd probably paralyze myself and not be able to write anything.
I tried to get a baseball movie made a couple of years ago and I don't think it didn't happen because I was a woman, but because sports movie don't sell internationally.