I have asked to work 4 day weeks at 80% of my salary a few times, and not had a problem. When I once asked for a 3 day week that was turned down. The other way

I have asked to work 4 day weeks at 80% of my salary a few times, and not had a problem. When I once asked for a 3 day week that was turned down. The other way to work 50% is to take a few months or years break between jobs. I've enjoyed doing that. It's certainly not for everyone.