1. Assuming you know what the customer wants

2. The “I know what features to build” flaw

3. Focusing on the launch date

4. Emphasizing execution instead of testing, learning, and iteration

5. Writing a business plan that doesn’t allow for trial and error

6. Confusing traditional job titles with a startup’s needs

7. Executing on a sales and marketing plan

8. Prematurely scaling your company based on a presumption of success

9. Management by crisis, which leads to a death spiral

via: swiss miss