Competition is excellent validation. If there are competing products that have been around for a while and appear to have a budget (are they spending on adverti

Competition is excellent validation. If there are competing products that have been around for a while and appear to have a budget (are they spending on advertising?), then people want the thing your product does. Now all you've got to do is figure out how to out-compete the competition enough to capture a financially significant chunk of the pie.