Source
Y Combinator Startup Podcast — 8 Ways To Improve Your Outbound Sales (September 13, 2026) ·
at 0:00 ▸
When this applies
when launching any scaled, repeatable process (sales, marketing, support scripts) before you understand what works
The takeaway
Before scaling any repeatable process, run it manually at small scale to isolate which variables drive success or failure.
Why it works
Automating before testing multiplies an unknown-quality message across many people, so a failure gives no diagnostic signal about which variable (targeting, copy, deliverability) caused it.
One level up
Learning velocity beats throughput in the early stages of any new channel or process.
Where it stops holding
This stops working when you already have a validated message/targeting formula and the manual phase would just waste time rediscovering known-good settings.
Detail
rule: Do at least 100 outreaches by hand, truly personalized, before automating any outbound campaign.
threshold: 100 manual outreaches minimum, likely more
rationale: Zero replies from a thoughtless automated blast teaches nothing because the failure point (messaging, targeting, deliverability, subject line) is unidentifiable.
In their words
So, my recommendation is to do at least 100 outreaches by hand before you automate anything.