Product basics

Product basics.

Fifteen lessons for new product managers, in three parts: the job itself, advanced topics, and interview prep. Each one teaches a method step by step, with worked examples, diagrams, quick questions, and a worksheet you can copy.

Product basics as one picture: three parts. The job, lessons 1 to 8; Advanced, lessons 9 to 11; Interview prep, lessons 12 to 15. Arrows lead from one part to the next. Lesson 1 is marked in red: start here. The job12345678Advanced91011Interview prep12131415 start at 1, then go at your own pace

The path

Fifteen lessons, in three parts.

Each lesson takes about 12 to 19 minutes. Start at lesson 1, or jump to what you need this week.

Part 1

The job

What product managers do, step by step: from a customer’s problem to a product that ships and keeps getting better.

  1. Lesson 1: What is product management?

    What the job is, who you work with, and how it changes.

    13 minutes

  2. Lesson 2: From a problem to a solution.

    Go from a vague request to a solution worth building.

    17 minutes

  3. Lesson 3: Prioritization.

    Decide what to work on first, and explain why.

    17 minutes

  4. Lesson 4: Pick the right metrics.

    Choose numbers that tell you whether it’s working.

    14 minutes

  5. Lesson 5: Find the root cause.

    When a metric moves, find out why before you act.

    13 minutes

  6. Lesson 6: Build a dashboard.

    Build a dashboard people actually use.

    12 minutes

  7. Lesson 7: Wireframes and prototypes.

    Sketch it, prototype it, and test it with five people.

    13 minutes

  8. Lesson 8: Build, launch, and learn.

    Turn an agreed idea into something customers use.

    15 minutes

Part 2

Advanced

System design, how top companies build products, and product strategy.

  1. Lesson 9: System design for product managers.

    Talk through any design with your engineers.

    17 minutes

  2. Lesson 10: How top companies build products.

    What Amazon, Google, and Spotify have actually published.

    19 minutes

  3. Lesson 11: Product strategy.

    How vision, strategy, and roadmap fit together.

    15 minutes

Part 3

Interview prep

Get ready for product manager interviews: estimates, app critiques, and behavioral questions.

  1. Lesson 12: Prepare for a product manager role.

    What interviews test, and a six-week practice plan.

    16 minutes

  2. Lesson 13: Guesstimates.

    Answer an estimation question, step by step.

    14 minutes

  3. Lesson 14: Critique an app.

    Critique an app the way product managers do.

    16 minutes

  4. Lesson 15: Behavioral questions.

    Answer “Tell me about a time…” questions.

    15 minutes

Every lesson uses one made-up online furniture store, so you can follow one business all the way through. Where an idea came from someone else, it is credited and linked, so you can go deeper. Every line is checked against its sources.

Ready when you are

Start with
what the job is.

One question, seven short parts, and a clear picture of what a product manager actually does.

Got a question the lessons didn’t answer? Email me. I read every note.

Three overlapping circles: business, technology, and user experience. The product manager sits where all three overlap. BusinessDoes it workfor the company? TechnologyCan we build it? User experienceWill people want it,and can they use it? Product manager where all three meet