@resendlabs raised an $18M Series A. Then did the opposite of what most startups do.
1 min 3 sec · Published 4 September 2025
About this video
Founders and startup leaders looking to manage growth after a Series A will learn how Resend Labs shifted focus from burn rate to ARR per head, used inverted retention graphs to identify product potential, and applied disciplined, low-spend validation even with a large cash reserve.
The episode explains Resend's metric shift, the use of inverted retention data to spot viable products, and the practice of testing ideas cheaply despite a sizable Series A fund.
What this video covers
- Switched main metric from burn rate to ARR per head
- Inverted retention graphs revealed which products had real potential
- Validated ideas with minimal spend even after raising millions
- Shifted mindset from individual contributor to celebrating team milestones
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