Read up on lean startups: http://www.startuplessonslearned.com/2008/09/lean-startup.html http://www.startuplessonslearned.com/2008/09/lean-startup.ht... There

Read up on lean startups: http://www.startuplessonslearned.com/2008/09/lean-startup.html http://www.startuplessonslearned.com/2008/09/lean-startup.ht... There is a lot of information out there about customer development and creating Minimum Viable Products. Very interesting concepts.