If the customer is used to buying development with a fixed price model, or has formal guidelines, it can be quite a big-or even impossible-change for the customer.

如果客户习惯于以固定价格的模型购买开发工作，或者具有正式的指导原则，则采用敏捷开发流程对客户来说是非常大——甚至不可能——的更改。

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LeanLaunchLab is one of a growing number of tools that aim to structure emerging startup best practices such as lean startup, customer development, and business model canvas.

FORBES: LeanLaunchLab: Online Tools For Focused, Nimble Startups

The combination of business model design and customer and agile development is the first wave of tools that help founders search for a business model.

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