← Back to browse

TripAdvisor

by Steve KauferLaunched 2000via How I Built This
See all Marketplace companies using word of mouth
Growthword of mouth
Pricingother
The Spark

In 1998, Steve Kaufer found himself stuck in a familiar traveler's dilemma: he was trying to verify whether a resort in Mexico was actually as nice as the brochure promised. After spending way too many hours searching for reliable information online, he realized there was a massive gap in the market. No one had created a centralized place where real travelers could share honest feedback about destinations and accommodations.

Building the First Version

Steve launched his travel guidance site a few years later with what seemed like a logical business model at the time: partner with other websites to distribute travel information. But the strategy backfired spectacularly. The partnership approach simply didn't resonate with the market, and the company struggled to gain traction.

Finding the First Customers

Steve eventually discovered the winning formula: stop trying to control the information and let travelers do it themselves. He made TripAdvisor available to everyone, aggregated massive amounts of information about hotels and attractions, and encouraged users to contribute their own reviews. Instead of charging users directly, he monetized by earning referral fees whenever users clicked through to book with travel companies. This shift from a gated, partnership-driven model to an open, community-powered marketplace proved to be the breakthrough moment.

Where They Are Now

The strategy worked brilliantly. TripAdvisor grew to become one of the internet's largest travel platforms, attracting over 400 million visitors per month. The success attracted major investment: IAC acquired the company for $210 million, and TripAdvisor later went public with a multi-billion dollar IPO in 2011. Steve remained at the helm for 22 years before stepping down, having built one of the most influential travel platforms in the world.

Why It Worked
  • By shifting from a closed partnership model to an open community-powered marketplace, TripAdvisor removed friction and aligned incentives so that travelers naturally became both content creators and platform evangelists.
  • The founder's personal pain point—struggling to find trustworthy travel information—meant the product solved a genuine, widespread need that users desperately wanted to share with others organically.
  • Monetizing through referral fees rather than direct user charges eliminated the barrier to participation, allowing the network effect to compound as more reviews attracted more visitors, which attracted more contributors.
  • Aggregating massive amounts of user-generated content created a defensible moat that made the platform increasingly valuable and sticky compared to competitors with curated or limited information.
How to Replicate
  • 1.Identify a personal frustration you've experienced repeatedly that millions of others likely face, then validate that the pain is widespread enough to sustain a business before building.
  • 2.Design your initial monetization model to remove user friction rather than extract direct payment; consider revenue that scales with usage (referral fees, commissions, affiliate revenue) rather than subscription or licensing barriers.
  • 3.Build the simplest possible mechanism for users to contribute content or feedback, then actively encourage participation by making user-generated content the core value proposition rather than a secondary feature.
  • 4.Launch with open access to the community from day one, even if your initial business model assumes partnerships; be willing to completely pivot your revenue strategy if the community adoption path is stronger than predicted.

Similar Companies

Zoom

$12.0M/mo

Zoom is a freemium SaaS video conferencing platform founded by Eric Yuan in July 2011 after he left Cisco to build a next-generation collaboration solution. The company has grown to 850,000+ paying customers across individual, SMB, and enterprise segments, generating over $12M in monthly recurring revenue with approximately 100% year-over-year growth. Rather than focusing on customer stickiness or aggressive growth targets, Zoom emphasizes customer happiness and organic word-of-mouth acquisition, which has proven highly effective in driving viral adoption.

Plunge

$10.0M/mo

Plunge is a hardware company that manufactures and sells at-home cold plunge devices. Founded in 2020 by Ryan Duey and Michael after their brick-and-mortar float therapy and sauna businesses were impacted by COVID, the company grew from $270k in first-year revenue to $120M+ ARR in four years. Their success is driven by influencer gifting, organic word-of-mouth, and highly efficient paid advertising (7-10x ROAS on Facebook and Google).

G2

$5.0M/mo

G2 is a leading business software review website and marketplace founded in 2012 by Godard Abel. The company has scaled to over 500 employees and raised $257 million in capital, achieving unicorn status at a $1.1 billion valuation. G2 generates over $5 million in MRR today and targets $100 million in ARR next year through its core G2 Marketing Solutions for vendors, plus complementary products like G2 Track (SaaS spend management) and G2 Deals (marketplace procurement).

Active Campaign

$4.2M/mo

Active Campaign started in 2003 as an on-premise email marketing solution built by Jason Vanderboom to fund his fine arts degree. After 10 years and 8 employees generating a couple million in revenue, he transitioned to a SaaS model starting at $9/month. The company now has over 60,000 customers generating over $50 million annually and employs 330 people, growing primarily through organic adoption, partnerships, and focus on the SMB market despite pressure to move upmarket.

NutriSense

$3.3M/mo

NutriSense is a direct-to-consumer metabolic health platform that pairs continuous glucose monitoring devices with proprietary software analytics and dietitian coaching. Launched in September 2019 with pre-sales in keto and Oura Ring Facebook groups, the company grew from under $1M MRR a year ago to $3.3M MRR today (3x growth), with 15,000-16,000 active paying customers and 170 employees. The business has raised $32M in funding across multiple rounds since a $250K seed in early 2020.

Related Guides