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Lenny's Knowledge Sketch

Silicon Valley's
Missing Etiquette

Sam Lessin
Partner, Slow Ventures; former VP Product, Facebook
JAN 15 2026
The Gap

Tech Has the Talent
But Not the Social OS

SIGNALNOISETRUST
"The most powerful people in tech operate with an unwritten social playbook. Not knowing it costs you deals, relationships, and opportunities."
  • Networking in SV is about signal density, not volume of connections
  • The meeting ask is often the first test of your judgment
  • How you show up in low-stakes moments determines your high-stakes reputation
  • Slow Ventures thesis: the best founders don't hustle loudest — they have the lowest heart rate
Framework

The Unwritten SV Rules

SIGNALTRUSTACCESS
5
warm intros > 500 cold emails
1
strong reference > 10 meetings
0
the right number of follow-ups if ignored
  • Lead with value, not ask — every first interaction should give, not take
  • The "low heart rate" signal: calm competence reads as exceptional in a sea of anxiety
  • Reference checks go both ways: what you say about others tells everything about you
  • Time is the real currency — respecting it signals you understand the ecosystem
Sam's ruleThe most powerful phrase in Silicon Valley is: "I think you two should know each other." Be the connector.
How SV Actually Works

Behind the Scenes

  • Deals: 80% of great deals are never posted. They go to trusted networks first.
  • Jobs: The best roles are filled before they're listed. Reference networks decide.
  • Funding: Partners invest in lines, not dots. Every interaction is a data point.
  • Information: The useful signal is in Slack threads, dinners, and sideline conversations.
The etiquette that matters

Show up on time. Follow up when you say you will. Give credit. Don't gossip about peers. That's 90% of it.

What signals low status

Desperation. Name-dropping. Overselling. Asking before giving. Over-following-up.

Playbook

Navigate SV Well

  • Build a small network of deep relationships, not a large shallow one
  • Ask: "How can I be useful to you?" before "Can you help me?"
  • Be specific in asks: vague asks signal unclear thinking
  • The "no" is a gift — it's information. Respond graciously and stay in touch
The slow gameSlow Ventures is named deliberately. The best relationships in tech compound over 5-10 years, not 5-10 months.
Contrarian

SV Social Myths

Hustle and grind signals commitmentINSTEAD →Calm competence signals mastery. Hustle signals you're still figuring it out.
Follow up aggressivelyINSTEAD →Follow up once, graciously. Persistence reads as desperation after the 2nd unreturned email.
Expand your network constantlyINSTEAD →Deepen your network selectively. 10 strong ties > 1000 weak ones.
Cold outreach works if it's goodINSTEAD →Warm introductions convert 10× better. Invest in the relationships that can make the intro.
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