What should I include in a Spotify song pitch to increase my chances of being featured?

I have been assisting artists with PR content and pitches since before Spotify emerged, and one common pitfall for many artists is the struggle to keep their messages brief. While the saying "less is more" often holds true, some artists provide too much information. It's crucial to focus on what truly matters and to present content in the most concise manner possible. This is especially true when pitching for Spotify