Distill your idea down to its simplest core value proposition that would appeal to a niche group, make a landing page that demonstrates what that is, and drive

Distill your idea down to its simplest core value proposition that would appeal to a niche group, make a landing page that demonstrates what that is, and drive traffic to your site. Understand that the title/lead/copy is very important here: I made a thing that I'm absolutely positive HN peeps would like, and it still took me several attempts at posting it (with various titles) before it caught on.