Here are few tips, I’d recommend reading this!
1. Find a Profitable Niche (That You Care About)
2. Leverage Your Strengths and Outsource Your Weaknesses
3. Create an Early Feedback Group
4. Have One-on-One Conversations With Your Target Market
5. Develop a Competitive Advantage
6. Grow Your Email List
7. Build a Proof of Concept
8. Launch and Get Pre-Orders From Your Email List
9. Continue Building and Tweaking With Feedback