Customer Development Founder SEM 
Steve Blank
SEPTEMBER 7, 2009
This post describes how following the traditional product development can lead to a “startup death spiral.&# In the next posts that follow, I’ll describe how this model’s failures led to the Customer Development Model – offering a new way to approach startup sales and marketing activities.
Startup Lessons Learned
SEPTEMBER 7, 2008
Lessons Learned by Eric Ries Sunday, September 7, 2008 Customer Development Engineering Yesterday, I had the opportunity to guest lecture again in Steve Blank s entrepreneurship class at the Berkeley-Columbia executive MBA program. Its a nice complement on the product engineering side to his customer development methodology.
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Startup Lessons Learned
SEPTEMBER 13, 2008
Lessons Learned by Eric Ries Saturday, September 13, 2008 SEM on five dollars a day How do you build a new product with constant customer feedback while simultaneously staying under the radar? SEM is a simple idea. Only much later did I realize that this was an application of customer development to online marketing.
Startup Lessons Learned
SEPTEMBER 22, 2008
Paid - if your product monetizes customers better than your competitors, you have the opportunity to use your lifetime value advantage to drive growth. In this model, you take some fraction of the lifetime value of each customer and plow that back into paid acquisition through SEM, banner ads, PR, affiliates, etc.
Startup Lessons Learned
SEPTEMBER 15, 2008
The application of agile development methodologies which dramatically reduce waste and unlock creativity in product development. See Customer Development Engineering for my first stab at articulating the theory involved) Ferocious customer-centric rapid iteration, as exemplified by the Customer Development process.
Startup Lessons Learned
NOVEMBER 7, 2008
Dont worry about selecting particularly good keywords, if youre new to SEM. If you cant find any , maybe that means you havent figured out who your customer is yet. And if you dont know who your customer is, perhaps some customer development is in order? What is customer development? I used to use $.05,
Startup Lessons Learned
SEPTEMBER 15, 2008
I had the opportunity to pioneer this approach to funnel analysis at IMVU, where it became a core part of our customer development process. To promote this metrics discipline, we would present the full funnel to our board (and advisers) at the end of every development cycle. How to listen to customers, and not just the loud.
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