The whole product narrative should be in there—every pain, every painkiller, every rational and emotional impulse, every insight about your customer. It needs to encompass everything because: It’s essential for product development: Product management and marketing work on the messaging architecture from day one. In order to build a great product, each pain has to be extremely well understood and answered with a painkiller in the form of a product feature. The messaging architecture is a sister text to the plain list of features and their functionality that makes up your basic product
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