Many people - and I think I am one of them - are more productive when they've had a little to drink. I find if I drink two or three brandies, I'm far better able to write. ↗
I don't know the rules of grammar... If you're trying to persuade people to do something, or buy something, it seems to me you should use their language, the language they use every day, the language in which they think. We try to write in the vernacular. ↗