How do you say no to feature requests from high-paying clients without risking churn?

When a major account threatens to leave unless you build a custom export tool, the temptation to drop everything is massive. But every time we caved, our core product got a little more bloated and harder to navigate.

Balancing immediate revenue with product vision is easily the hardest psychological trap in early SaaS.

For teams managing enterprise demands: how do you filter out noise while keeping your biggest accounts happy?