Drawer 11 · 318 notes · 58 people · 2005–2026

Metrics, data & experimentation

North-star metrics, analytics, A/B tests, and data-informed decisions

Q:
Answers from Metrics, data & experimentation notes, cited
HEY World · Jason FriedAug 27, 2026

$5300 in $100s: The verdict

Aug 27, 2026

Jason Fried reports the results of an experiment where a free event charged a refundable $100 admission, returned at the door to attendees who showed up. Of 55 paid signups, 50 attended, a 90% show rate, compared with…

Lenny’s Podcast104 min

How marketplaces win: Liquidity, growth levers, quality, and more

Benjamin Lauzier · Sep 29, 2024
Key learnings
  • Before reaching product-market fit, avoid marketplace mechanics and focus on delivering core value to one side of the marketplace.
  • Pick the hardest side to grow, which is usually supply, and find a hack or existing channel to jumpstart it before worrying about…
  • Measure liquidity as the share of intentful demand that converts, and track a market health metric like ETA that predicts it.
SVPG · Marty CaganFeb 22, 2014

Flavors of Prototypes

Feb 22, 2014 · 6 min

Marty Cagan argues that prototyping is not one thing: teams often narrow the term to whichever prototype type they first encountered, and then misuse it. He lays out four main flavors: feasibility prototypes that answer…

SVPG · Marty CaganJul 6, 2008

Moving from an IT to a Product Organization

Jul 6, 2008 · 6 min

Many established companies that began as retailers, airlines, or financial firms now sell directly to customers online, yet they often manage that customer-facing software the way they manage internal IT systems. The…

SVPG · Marty CaganApr 4, 2017

Product Discovery: Pitfalls and Anti-Patterns

Apr 4, 2017 · 7 min

Chris Jones of SVPG argues that many teams believe they practice product discovery but actually misuse it, falling into recurring anti-patterns. These include using discovery to confirm pre-chosen solutions, treating…

Product Talk · Teresa TorresApr 9, 2013

The 7 Core Traits of a Good Product Manager

Apr 9, 2013 · 3 min

Teresa Torres proposes a draft list of seven foundational traits that underlie strong product management, arguing that developing these core abilities would fuel progress across the many specific skills PMs need. She…