If I could share just one observation from the last 10 years of building different apps, it would be this: The most important thing you can get is traffic. With traffic, you can sell your product, collect feedback, grow, and still have plenty of time to improve the app along the way. In the chart above, you can see how SEO went from zero to around 17K clicks per month . Those 17K clicks are now bringing in around $2,900 in monthly sales . Before this, I was never really able to bring...