How many pre-orders is enough to validate the idea?
How many pre-orders is enough to validate the idea? I’m building an app for small business owners which allows them to create gift cards, gift coupons and gift certificates for their business. I’m still in an early phase and I want to validate the demand for a product like that. I’m now building a website with a pre-order and join waitlist buttons. I’m wondering, how should I set the goals for th...