Maybe 'quick-fix' is not the best title for this, but there seems to be quite a few useful hints and ideas buried in the various forums here. I wondered if it might be an idea to have a quick-fire set of summary tips/suggestions from members based on what works for them, without too much preamble - except for this post obviously
Things like:
- plotting
- dialogue
- structure
- characterisation
- narrative flow
- believability