New best story on Hacker News: Ask HN: What made your business take off that you wish you'd done much earlier?

Ask HN: What made your business take off that you wish you'd done much earlier?
531 by greatatuin | 214 comments on Hacker News.
What is the main thing that made your business take off and start to see success that you're kicking yourself you didn't start doing it much earlier? Thanks HN!