I am at heart a novelist. In part this is because I suspect I do not always wield the razor edge of language necessary for poetry, say, or short stories which will be read over and over. I get my kicks in dealing with bigger stuff: plot, character, and idea.
Nevertheless, I found the following list very interesting. Some of the rules hit home as things I agree with, some as things I don’t do and probably should, some as just funny. It’s from Terry Bisson, who is a totally rad science fiction author. I recommend his book of stories Bears Discover Fire quite highly. Anyway, without further ado–
Terry Bisson’s 60 Rules for Short Science Fiction (and Fantasy)