For finding and validating an idea, you can read Lean Customer Development: https://www.amazon.com/Lean-Customer-Development-Building-Customers-ebook/dp/B07582F

For finding and validating an idea, you can read Lean Customer Development: https://www.amazon.com/Lean-Customer-Development-Building-Customers-ebook/dp/B07582F7BB https://www.amazon.com/Lean-Customer-Development-Building-Cu... I highly recommend this book.