Read Jason Cohen's latest article for a start: http://blog.asmartbear.com/vetting-startup-ideas.html http://blog.asmartbear.com/vetting-startup-ideas.html The

Read Jason Cohen's latest article for a start: http://blog.asmartbear.com/vetting-startup-ideas.html http://blog.asmartbear.com/vetting-startup-ideas.html The only validation that matters, besides real revenue, is a solid promise of revenue from your target customers.