When inspiration strikes and you come up with an idea for a membership website or some other product or service that you're convinced is a winner, all too often it's easy to get carried away in trying to make it a reality without every stopping to really examine whether your idea is actually as solid as you're convinced it is.

Before you invest countless hours and immeasurable quantities of blood, sweat and tears into your new project, it's highly worth taking the time to validate your big idea.

Here are my top tips for doing just that...