There are certain tools and services that seem expensive, but are ultimately well worth the investment. For example, I happily pay a hundred dollars per month for a Continuous Integration service. I've had non-technical team members
question this decision in the past, but if you've ever run your own CI/CD server, you know it's a fair amount of work to set up and maintain.
"Don’t waste your engineering resources on things that don’t make a big, long term impact."
It ultimately comes down to the single biggest challenge that all startups have: What is the most important thing we should be doing right now?
If you find your engineers going off to build internal tooling or help generate reports that a service can easily replicate, ask yourself, "is this the best use of their time?"