- https://tim.blog/2011/09/24/how-to-create-a-million-dollar-business-this-weekend-examples-appsumo-mint-chihuahuas/
- https://www.julian.com/guide/startup/intro
- https://gummysearch.com/insights/idea-validation/
- https://trends.co/articles/use-these-2-facebook-ads-to-validate-your-business-idea/