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SoBrief
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Buy Now
by Rick Cesari • 2011
Solve a customer's problem on screen, close the sale, track every dollar. Direct response playbook.
4.00
25
Buy Now Summary
Buy Now 89%
Solve a customer's problem on screen, close the sale, track every dollar. Direct response playbook.
by Rick Cesari 2011
4.00
25 ratings
Talking to Humans
by Giff Constable • 2014
A concise guide to customer interviews that separate real demand from polite lies.
4.06
2k+
Talking to Humans Summary
Talking to Humans 88%
A concise guide to customer interviews that separate real demand from polite lies.
by Giff Constable 2014
4.06
2k+ ratings
The Right It
by Alberto Savoia • 2019
Skill can't save an unwanted idea. Fast, cheap experiments that test market demand before building.
4.30
850
The Right It Summary
The Right It 88%
Skill can't save an unwanted idea. Fast, cheap experiments that test market demand before building.
by Alberto Savoia 2019
4.30
850 ratings
Lean Customer Development
by Cindy Alvarez • 2014
Save five hours of wasted development for every hour you spend talking to customers.
4.18
1k+
Lean Customer Development Summary
Lean Customer Development 88%
Save five hours of wasted development for every hour you spend talking to customers.
by Cindy Alvarez 2014
4.18
1k+ ratings
Validating Product Ideas
by Tomer Sharon • 2016
Know if anyone wants it before you build. Lean experiments for testing product ideas, fast.
4.10
289
Validating Product Ideas Summary
Validating Product Ideas 88%
Know if anyone wants it before you build. Lean experiments for testing product ideas, fast.
by Tomer Sharon 2016
4.10
289 ratings
The Entrepreneurial Mindset
by Rita Gunther McGrath • 2000
Build a venture pipeline from uncertainty: spot, test lean, and seize before competitors react.
4.19
264
The Entrepreneurial Mindset Summary
The Entrepreneurial Mindset 88%
Build a venture pipeline from uncertainty: spot, test lean, and seize before competitors react.
by Rita Gunther McGrath 2000
4.19
264 ratings
The Rebel's Guide to Email Marketing
by D.J. Waldow • 2012
Your email playbook is making you invisible. How to get opened, clicked, and read.
3.72
71
The Rebel's Guide to Email Marketing Summary
The Rebel's Guide to Email Marketing 88%
Your email playbook is making you invisible. How to get opened, clicked, and read.
by D.J. Waldow 2012
3.72
71 ratings
Will It Fly?
by Pat Flynn • 2016
The validation roadmap: how to test whether your business idea has buyers before you build anything.
3.91
3k+
Will It Fly? Summary
Will It Fly? 88%
The validation roadmap: how to test whether your business idea has buyers before you build anything.
by Pat Flynn 2016
3.91
3k+ ratings
Clicks, Bricks & Brands
by Martin Lindstrom • 2001
Earning the loyalty of a $300 billion generation that decides what the whole family buys.
4.15
20
Clicks, Bricks & Brands Summary
Clicks, Bricks & Brands 88%
Earning the loyalty of a $300 billion generation that decides what the whole family buys.
by Martin Lindstrom 2001
4.15
20 ratings
Value Proposition Design
by Alexander Osterwalder • 2013
Map customer needs to product features with a single canvas, and kill the offerings nobody wants.
4.21
7k+
Value Proposition Design Summary
Value Proposition Design 88%
Map customer needs to product features with a single canvas, and kill the offerings nobody wants.
by Alexander Osterwalder 2013
4.21
7k+ ratings
Start Small, Stay Small
by Rob Walling • 2010
Stop building products for everyone. Pick a niche, build an audience, and market before you code.
3.95
2k+
Start Small, Stay Small Summary
Start Small, Stay Small 88%
Stop building products for everyone. Pick a niche, build an audience, and market before you code.
by Rob Walling 2010
3.95
2k+ ratings
Testing Business Ideas
by David J. Bland • 2019
A field-tested library of experiments to test any business idea, fast and without wasting a fortune.
4.25
1k+
Testing Business Ideas Summary
Testing Business Ideas 88%
A field-tested library of experiments to test any business idea, fast and without wasting a fortune.
by David J. Bland 2019
4.25
1k+ ratings
The Power of Experiments
by Michael Luca • 2020
eBay's experiment killed $50 million in ads. Here's how to run yours.
3.46
246
The Power of Experiments Summary
The Power of Experiments 88%
eBay's experiment killed $50 million in ads. Here's how to run yours.
by Michael Luca 2020
3.46
246 ratings
48-Hour Start-up
by Fraser Doherty • 2017
Monday morning, you could own a business: the two-day sprint that forces an idea into the market.
3.84
530
48-Hour Start-up Summary
48-Hour Start-up 88%
Monday morning, you could own a business: the two-day sprint that forces an idea into the market.
by Fraser Doherty 2017
3.84
530 ratings
Market Research in Practice
by Paul N. Hague • 1992
Why most market research gathers dust and how to produce findings that managers actually use.
3.93
15
Market Research in Practice Summary
Market Research in Practice 88%
Why most market research gathers dust and how to produce findings that managers actually use.
by Paul N. Hague 1992
3.93
15 ratings
Running Lean
by Ash Maurya • 2012
A one-page model, a few uncomfortable customer conversations, and zero code until someone pays.
4.10
21k+
Running Lean Summary
Running Lean 88%
A one-page model, a few uncomfortable customer conversations, and zero code until someone pays.
by Ash Maurya 2012
4.10
21k+ ratings
Choose
by Ryan Levesque • 2019
Market selection kills more businesses than bad products. The data-driven way to pick right.
3.97
343
Choose Summary
Choose 88%
Market selection kills more businesses than bad products. The data-driven way to pick right.
by Ryan Levesque 2019
3.97
343 ratings
Ask
by Ryan Levesque • 2015
What they don't want teaches more than what they do. One survey builds the whole funnel.
3.66
3k+
Ask Summary
Ask 88%
What they don't want teaches more than what they do. One survey builds the whole funnel.
by Ryan Levesque 2015
3.66
3k+ ratings
Consumerology
by Philip Graves • 2010
Consumers can't tell you why they buy. Asking them just invents false reasons. Watch them instead.
3.50
264
Consumerology Summary
Consumerology 87%
Consumers can't tell you why they buy. Asking them just invents false reasons. Watch them instead.
by Philip Graves 2010
3.50
264 ratings
Scientific Advertising
by Claude C. Hopkins • 1923
Why the best ads are not creative gambles but salesmanship measured to the penny.
4.06
4k+
Scientific Advertising Summary
Scientific Advertising 87%
Why the best ads are not creative gambles but salesmanship measured to the penny.
by Claude C. Hopkins 1923
4.06
4k+ ratings
Lean B2B
by Étienne Garbugli • 2014
Consumer startup advice fails B2B. A lean method for finding problems that unlock enterprise sales.
4.17
244
Lean B2B Summary
Lean B2B 87%
Consumer startup advice fails B2B. A lean method for finding problems that unlock enterprise sales.
by Étienne Garbugli 2014
4.17
244 ratings
How To Become A Digital Marketing Hero
by Rufus Lidman • 2018
A digital marketing system that matches the right tool to the right goal, every time, and proves it.
4.50
2
How To Become A Digital Marketing Hero Summary
How To Become A Digital Marketing Hero 87%
A digital marketing system that matches the right tool to the right goal, every time, and proves it.
by Rufus Lidman 2018
4.50
2 ratings
Hacking Growth
by Sean Ellis • 2017
Build a team that runs 30 growth experiments a week; here is the structure and process.
4.11
6k+
Hacking Growth Summary
Hacking Growth 87%
Build a team that runs 30 growth experiments a week; here is the structure and process.
by Sean Ellis 2017
4.11
6k+ ratings
One Simple Idea for Startups and Entrepreneurs
by Stephen Key • 2012
Before the patent, before the loan: sell. One product, one shelf, real money. The rest follows.
3.78
129
One Simple Idea for Startups and Entrepreneurs Summary
One Simple Idea for Startups and Entrepreneurs 87%
Before the patent, before the loan: sell. One product, one shelf, real money. The rest follows.
by Stephen Key 2012
3.78
129 ratings
Start at the End
by Matt Wallaert • 2019
Most products try to motivate. The ones that stick remove what's in the way.
3.81
433
Start at the End Summary
Start at the End 87%
Most products try to motivate. The ones that stick remove what's in the way.
by Matt Wallaert 2019
3.81
433 ratings
Loved
by Martina Lauchengco • 2022
Product marketing isn't a support function. Four strategic roles make it the growth engine.
3.85
664
Loved Summary
Loved 87%
Product marketing isn't a support function. Four strategic roles make it the growth engine.
by Martina Lauchengco 2022
3.85
664 ratings
The Lean Marketplace
by Juho Makkonen • 2018
The lean playbook for launching a marketplace without dying on the chicken-and-egg problem.
4.30
243
The Lean Marketplace Summary
The Lean Marketplace 87%
The lean playbook for launching a marketplace without dying on the chicken-and-egg problem.
by Juho Makkonen 2018
4.30
243 ratings
What Customers Want
by Anthony W. Ulwick • 2005
Customers can't design your product. Their unmet success metrics, scored by a single algorithm, can.
4.03
617
What Customers Want Summary
What Customers Want 87%
Customers can't design your product. Their unmet success metrics, scored by a single algorithm, can.
by Anthony W. Ulwick 2005
4.03
617 ratings
When Coffee and Kale Compete
by Alan Klement • 2018
Stop asking what features to add. Ask what progress your customer is trying to make.
4.01
696
When Coffee and Kale Compete Summary
When Coffee and Kale Compete 87%
Stop asking what features to add. Ask what progress your customer is trying to make.
by Alan Klement 2018
4.01
696 ratings
Making Websites Win
by Karl Blanks • 2017
The scientific method applied to your website: how tiny, tested changes compound into doubled sales.
4.31
435
Making Websites Win Summary
Making Websites Win 87%
The scientific method applied to your website: how tiny, tested changes compound into doubled sales.
by Karl Blanks 2017
4.31
435 ratings
The Mom Test
by Rob Fitzpatrick • 2013
Everyone's lying about your business idea. Especially your mom. A method for getting real answers.
4.37
14k+
The Mom Test Summary
The Mom Test 87%
Everyone's lying about your business idea. Especially your mom. A method for getting real answers.
by Rob Fitzpatrick 2013
4.37
14k+ ratings
Non Obvious Megatrends
by Rohit Bhargava • 2020
Most people see what's obvious. The five habits and one method for seeing what comes next.
3.56
351
Non Obvious Megatrends Summary
Non Obvious Megatrends 87%
Most people see what's obvious. The five habits and one method for seeing what comes next.
by Rohit Bhargava 2020
3.56
351 ratings
The Brain Audit
by Sean D'Souza • 2009
Seven checks a customer's brain makes before buying, and the script for passing each.
4.46
604
The Brain Audit Summary
The Brain Audit 87%
Seven checks a customer's brain makes before buying, and the script for passing each.
by Sean D'Souza 2009
4.46
604 ratings
Launch
by Jeff Walker • 2014
The launch formula that compresses a year of sales into one week, no existing audience required.
3.99
4k+
Launch Summary
Launch 87%
The launch formula that compresses a year of sales into one week, no existing audience required.
by Jeff Walker 2014
3.99
4k+ ratings
How Customers Think
by Gerald Zaltman • 2003
Ninety-five percent of buying is unconscious. Your surveys only interview the other five.
4.00
443
How Customers Think Summary
How Customers Think 87%
Ninety-five percent of buying is unconscious. Your surveys only interview the other five.
by Gerald Zaltman 2003
4.00
443 ratings
Customer Behaviour in eCommerce
by Šárka Zapletalová • 2023
Czech e-grocery reveals five hidden customer types, each demanding its own loyalty strategy.
Customer Behaviour in eCommerce Summary
Customer Behaviour in eCommerce 87%
Czech e-grocery reveals five hidden customer types, each demanding its own loyalty strategy.
by Šárka Zapletalová 2023
Ogilvy on Advertising in the Digital Age
by Miles Young • 2019
Digital is a channel, not a discipline. The advertising laws that built Ogilvy still apply.
3.59
268
Ogilvy on Advertising in the Digital Age Summary
Ogilvy on Advertising in the Digital Age 87%
Digital is a channel, not a discipline. The advertising laws that built Ogilvy still apply.
by Miles Young 2019
3.59
268 ratings
Brand Failures
by Matt Haig • 2003
From Harley perfume to breakfast cola: 100 brand disasters, same few mistakes.
3.58
595
Brand Failures Summary
Brand Failures 87%
From Harley perfume to breakfast cola: 100 brand disasters, same few mistakes.
by Matt Haig 2003
3.58
595 ratings
Monetizing Innovation
by Madhavan Ramanujam • 2016
Why 72% of new products fail: companies build before asking what anyone will actually pay.
4.15
1k+
Monetizing Innovation Summary
Monetizing Innovation 87%
Why 72% of new products fail: companies build before asking what anyone will actually pay.
by Madhavan Ramanujam 2016
4.15
1k+ ratings
How to Write a Good Advertisement
by Victor O. Schwab • 1980
Desires that open wallets, proof that seals trust, and the ask that closes the sale.
4.21
521
How to Write a Good Advertisement Summary
How to Write a Good Advertisement 87%
Desires that open wallets, proof that seals trust, and the ask that closes the sale.
by Victor O. Schwab 1980
4.21
521 ratings
Tested Advertising Methods
by John Caples • 1980
Half your ad is the headline. The direct-mail pioneer's test-proven formula.
4.23
1k+
Tested Advertising Methods Summary
Tested Advertising Methods 87%
Half your ad is the headline. The direct-mail pioneer's test-proven formula.
by John Caples 1980
4.23
1k+ ratings
Demand-Side Sales 101
by Bob Moesta • 2020
Stop selling features. The customer's desire to make progress is what actually closes deals.
4.30
538
Demand-Side Sales 101 Summary
Demand-Side Sales 101 87%
Stop selling features. The customer's desire to make progress is what actually closes deals.
by Bob Moesta 2020
4.30
538 ratings
Intention Economy
by Doc Searls • 2012
The market flipped: when customers bring the data and set the terms, everybody wins.
3.71
177
Intention Economy Summary
Intention Economy 87%
The market flipped: when customers bring the data and set the terms, everybody wins.
by Doc Searls 2012
3.71
177 ratings
Play Bigger
by Al Ramadan • 2016
76% of a market's value goes to whoever defines it. This is the manual.
3.86
2k+
Play Bigger Summary
Play Bigger 87%
76% of a market's value goes to whoever defines it. This is the manual.
by Al Ramadan 2016
3.86
2k+ ratings
Click
by Jake Knapp • 2025
Find what customers actually want in five days, with five people, before you build anything.
4.10
372
Click Summary
Click 87%
Find what customers actually want in five days, with five people, before you build anything.
by Jake Knapp 2025
4.10
372 ratings
Traction
by Gabriel Weinberg • 2014
Your best growth channel is the one your competitors dismissed. A process for finding it.
4.11
10k+
Traction Summary
Traction 87%
Your best growth channel is the one your competitors dismissed. A process for finding it.
by Gabriel Weinberg 2014
4.11
10k+ ratings
Small Business Big Money
by Akin Alabi • 2017
Find a hungry market first, then advertise for sales that pay back more than you spend.
4.22
93
Small Business Big Money Summary
Small Business Big Money 87%
Find a hungry market first, then advertise for sales that pay back more than you spend.
by Akin Alabi 2017
4.22
93 ratings
One Simple Idea
by Stephen Key • 2016
A simple tweak, a one-sentence pitch, and a $110 filing can earn lifelong royalties.
3.95
965
One Simple Idea Summary
One Simple Idea 87%
A simple tweak, a one-sentence pitch, and a $110 filing can earn lifelong royalties.
by Stephen Key 2016
3.95
965 ratings
Strategic Marketing Management
by Alexander Chernev • 2008
Five linked decisions that, when aligned, capture markets; when one slips, value erodes.
4.01
224
Strategic Marketing Management Summary
Strategic Marketing Management 87%
Five linked decisions that, when aligned, capture markets; when one slips, value erodes.
by Alexander Chernev 2008
4.01
224 ratings
The Brain Sell
by David R. Lewis • 2013
Brain scans, store scents, data trails: the invisible science of turning you into a buyer.
3.88
138
The Brain Sell Summary
The Brain Sell 87%
Brain scans, store scents, data trails: the invisible science of turning you into a buyer.
by David R. Lewis 2013
3.88
138 ratings
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