Come up with idea > Interview Customers: Does this solve a real problem? > Use paper prototypes > then what???
Instead of going down the expensive path of building a product, you can take your product to Kickstarter to better understand demand and pricing. With more and more customers using Kickstarter and other crowdfunding platforms, they are more willing to back a project regardless of the platform. A great open-source option for hosting your own crowd-funding platform is http://selfstarter.us, built by Justin’s team.
Justin Wilcox @Justin_Wilcox
Read more: Lean Startup Conference 2012