IT'S OKAY TO START WITH A STAKEHOLDER'S SOLUTION. JUST DON'T STOP THERE

Summary from the TLDR Design newsletter

Sometimes, feature requests from stakeholders result in terrible user experiences, but they can still be used as a starting point. Your first hypothesis can be based on the vision or solution of a stakeholder. Just don’t stop there and help them map out their vision of how things work now and in the future.