Validate your business idea. To “Validate” your business idea simply means to test it. There are several ways you can validate your business idea prior to investing time and a lot of money. You can also use the Validation Method for existing businesses for those of you who want to add a product or service to your business. Here is a step by step guide on how to validate your business idea. If you’re like a lot of people who want to start a business but can’t figure out what t