Working notes from product people

Ask the people who’ve done it.

A free, searchable library of 1,799 of the best product-management essays, podcast episodes and posts, from Lenny Rachitsky, Marty Cagan, Teresa Torres and seven others, that answers your questions with citations.

For PMs, founders and anyone building products

Q:
Answers quote and cite the source notes

Unofficial · not affiliated with any author · every note links to the original

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Answers come from ten product leaders’ essays, podcasts and posts, not the open web.

Every claim is cited

Each point carries a numbered citation that links to the note and to the original essay or episode.

No outside knowledge

Ask writes only from the library, and says plainly when the library doesn’t cover your question.

Where to start

01 · Ask a questionGet a cited answer in seconds.

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02 · Learn a topicRead what the best people say.

14 topics, from strategy to pricing to AI, and 33 common questions already answered.

Browse topics → Answered questions →
03 · Get the Daily5 things in product management today.

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01 — Topics · the card catalogueBrowse by topic

Postfree essay or newsletter postPaidsubscriber post, summary onlyPodcastepisode with key learningsXpost on XHover a tag for the publication

3 more drawersBrowse all 14 topics →
Open drawer · 04

Pricing & monetization

77 notes · 23 people · 2005–2026
Lenny’s Newsletter · Free post♥ 243

Raising a seed round 101

Sep 17, 2024 · 24 min

“Q: I’m a founder and I’m planning to raise a seed round. What do I need to understand to raise a great round? Fundraising is arguably the most heartbreaking, confusing, and high-stakes part of a founder’s job. You have to learn how to do it from scratch, stay positive in spite of incessant rejection, and if you don’t get it right, your company dies. Then you have to do it over and over and over again. Don’t get it right once? That’s…”

Lenny’s Newsletter · Free post♥ 194

Pricing your SaaS product

Oct 27, 2020 · 18 min

Patrick Campbell, CEO of ProfitWell, argues that pricing is an ongoing strategic lever rather than a one-time number, and that early on the exact price matters far less than the value metric and the customer segments…

Lenny’s Podcast111 min

He saved OpenAI, invented the “Like” button, and built Google Maps: Bret Taylor on the future of careers, coding, agents, and more

Bret Taylor · Jul 31, 2025
Key learnings
  • Don't just digitize what existed before; rebuild the experience natively for the new platform so customers have a reason to…
  • Ask yourself what the most impactful thing is today, and reflect on whether you're choosing it out of comfort or because it's…
  • Be skeptical of your own storytelling: customer reasons given to salespeople can mask deeper product problems, so seek…

02 — FrameworksModels, annotated.

All frameworks →

03 — PeopleWho wrote the notes.

All 10 people →

04 — QuestionsAnswered from the notes.

All 33 questions →

Where notes come from

NewsletterLenny’s Newsletter110 free posts, with a longer excerpt.
Subscriber postsSummary only233 paid posts: our summary, at most two short quotes, and a link.
PodcastLenny’s Podcast323 episodes, each with 5–8 key learnings and timestamps.
EssaysSVPG · The Beautiful Mess499 essays from Marty Cagan and John Cutler.
Substack & blogsShreyas · Julie · Jason · Hiten577 essays and posts from independent writers.
XPosts on product66 posts, filtered for product relevance.