produxlabs.com · Melissa PerriJan 2, 2020
Jan 2, 2020 · 5 min
Melissa Perri and Kevin Broom argue that SaaS companies chasing net retention above 100% through land-and-expand can clash with customers who believe their subscription already covers new features. Using fast food menus…
SVPG · Marty CaganSep 24, 2007
Sep 24, 2007 · 5 min
Cagan argues that product teams commonly treat requirements and design as a scheduled, sequential phase, which leads to engineers building unvalidated solutions that customers don't want. He reframes this stage as…
Product Talk · Teresa TorresAug 21, 2024
Aug 21, 2024 · 5 min
“Whenever I introduce the topic of customer interviews (the foundational element of continuous discovery), I get a lot of questions about who counts as a customer. Everyone thinks their company context is unique—whether they’re B2B or B2B2C or some other combination of letters and numbers. And while yes,”
Product Talk · Teresa TorresJan 11, 2013
Jan 11, 2013
Teresa Torres's weekend roundup highlights three posts she found useful for building great products. She opens with Brad Feld's observation that startups often lack a clear owner of the overall user experience, which…
SVPG · Marty CaganFeb 17, 2012
Feb 17, 2012
Marty Cagan uses the social contract that Stanford's d.school Launchpad course requires of its students as a lens on what strong product leaders must commit to. The contract centers on not complaining about workload…
Substack podcastDec 27, 2025
Dec 27, 2025
Key learnings- Writing can sharpen thinking by forcing you to make vague ideas explicit and expose gaps in your reasoning.
- The claim 'writing is thinking' is useful but overextended; not all thinking happens through writing, and writing alone does not…
- Treat writing as one tool among several for thinking, alongside conversation, sketching, and deliberate reflection.
Lenny’s Newsletter · Free post♥ 92
Sep 1, 2020 · 21 min
Marc McCabe, an experienced angel investor who has helped dozens of startups raise money from pre-seed to Series C, argues that fundraising is best treated as a structured, trust-building process rather than a scramble…
Lenny’s Podcast87 min
Benjamin Mann · Jul 20, 2025
Key learnings- Mann argues progress is accelerating, not plateauing: model releases now come every one to three months, and scaling laws…
- Define transformative AI by the Economic Turing Test: if an agent passes as a human hire for a role over a month or three, track…
- Use AI tools ambitiously and persistently; Mann says retrying a task from a fresh start succeeds far more often than repeatedly…
SVPG · Marty CaganJul 23, 2007
Jul 23, 2007
Cagan argues that cost estimation in software stays confusing because management needs cost figures very early, while engineering can only produce accurate estimates after the solution is detailed. This mismatch leads…
Lenny’s Newsletter♥ 25
Jun 1, 2021 · 10 min
Subscriber post — summary onlyThe post asks how long marketplace startups take to reach product-market fit and answers by collecting founder accounts from companies like Lyft, DoorDash, Uber, and Airbnb. The core argument is that marketplaces take…
SVPG · Marty CaganMay 21, 2024
May 21, 2024
Marty Cagan argues that some of the best product people are not product managers at all, and that many strong product thinkers he knows are engineers. He defines a strong product person as someone obsessed with solving…
The Beautiful Mess · John Cutler♥ 48
Aug 14, 2026
John Cutler argues that teams often prioritize better when they pay attention to the underlying tensions they observe and act on daily, rather than focusing mainly on the specific items being prioritized. Those items…
SVPG · Marty CaganJan 7, 2009
Jan 7, 2009 · 3 min
Marty Cagan argues that the most important thing a product manager can do is get ideas in front of real target users, since that is where real learning happens. He addresses two kinds of gatekeepers who try to stand in…
Lenny’s Newsletter♥ 117
Jun 25, 2024 · 11 min
Subscriber post — summary onlyThe post compares general management (GM), functional, and hybrid org models, explaining how company stage, how close a North Star metric sits to revenue, and how critical the end-to-end customer journey is shape the…
Product Talk · Teresa TorresMar 13, 2012
Mar 13, 2012 · 3 min
This opening post in a planned series argues that a company can only launch a successful product if it builds something customers actually want, which requires deep knowledge of the customer's need, context, and…
Lenny’s Newsletter♥ 30
Nov 17, 2020 · 10 min
Subscriber post — summary onlyLenny Rachitsky catalogs over thirty examples of 'magical growth loops,' where new users come mainly from existing users rather than paid acquisition. He groups them into four types: supply driving demand, demand…
producthabits.com · Hiten ShahNov 12, 2018
Nov 12, 2018 · 29 min
This essay traces Snapchat's rise from a 2011 Stanford side project to a major social platform, and its subsequent stall after going public. The author argues Snapchat's early success came from turning a familiar…
Lenny’s Newsletter♥ 185
Feb 14, 2023 · 21 min
Subscriber post — summary onlyLenny Rachitsky surveys growth inflection stories from roughly two dozen well-known products to find what tends to precede sudden growth jumps. He sorts them into three groups: product improvements, external events that…
Lenny’s Podcast110 min
Jason Droege · Oct 9, 2025
Key learnings- Model improvement now relies heavily on experts (80% of Scale's expert network holds a bachelor's or higher) defining what good…
- Enterprise AI pilots that reach 60-70% accuracy feel close, but robust automation of important processes often takes 6-12 months…
- Validate a new business by checking whether it can sustain high gross margins and whether competitors can match the economics in…
Product Talk · Teresa TorresJun 21, 2023
Jun 21, 2023 · 9 min
This Product Talk announcement introduces Ellen Brandenberger, a product coach and Director of Product at Stack Overflow, as a new instructor for the Product Talk Academy. It frames the expansion as part of the…
Lenny’s Podcast133 min
Keith Coleman & Jay Baxter · Feb 27, 2025
Key learnings- Surface notes only when raters who normally disagree both find them helpful; seeking cross-polarized agreement is what keeps…
- Open participation to everyone with basic verification and random selection, rather than curating contributors, so the system…
- Set the quality bar conservatively: showing a bad note damages trust far more than withholding a good one, so the team accepts…
SVPG · Marty CaganMar 3, 2023
Mar 3, 2023 · 3 min
Marty Cagan explains that his upcoming book TRANSFORMED needs a name for the way the best tech companies work, and he tentatively settles on the 'product operating model' or 'product model.' He notes that the industry…
Product Talk · Teresa TorresJan 30, 2014
Jan 30, 2014 · 4 min
Teresa Torres argues that once a product's success funnel converts well, the next step is growth, but only after that funnel is healthy; otherwise acquiring users just wastes time, energy and money. She introduces two…
HEY World · Jason FriedJan 5, 2026
Jan 5, 2026 · 3 min
Jason Fried describes staying in a brand-new rental house packed with smart-home technology and finds it worse than basic, older equipment. Lights, a TV, a dishwasher that needs an app, a thermostat, and an alarm panel…