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I am a product professional focusing on mobile app growth and revenue optimizations.‍ www.langmajer.cz

Part 1

Illustrational intro image displaying people exploring a huge brain.
Illustrational intro image displaying people exploring a huge brain.


Graph showing how the time needed for making a decision rapidly grow with the number of choices presented to the user.
Graph showing how the time needed for making a decision rapidly grow with the number of choices presented to the user.



“But our competitors have it, too.”


Red pencil marks my correction.
  1. It allows you to deliver the product…


Cheng Ran, Untitled, photograph, 2012



Don’t find customers for your products, find products for your customers. — Seth Godin



“Everything starts with the customer.” –June Martin

Michal Langmajer

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