Webmontag Offenbach talk about Product Development.
Resource Links:
Customer Development:
http://steveblank.com/
https://twitter.com/sgblank
Lean Startup:
http://theleanstartup.com/
https://twitter.com/ericries
http://spark59.com/
https://twitter.com/ashmaurya
Sean Ellis Startup Pyramid
http://www.startup-marketing.com/the-startup-pyramid/
https://twitter.com/SeanEllis
Dave McClure AARRR Startup Metrics for Pirates
http://de.slideshare.net/dmc500hats/startup-metrics-for-pirates-long-version
https://twitter.com/davemcclure