Quora doing things that don't scale

In the vast landscape of internet platforms, few have managed to carve out a niche as distinctive as Quora. Founded in 2009 by former Facebook employees Adam D’Angelo and Charlie Cheever, Quora set out to create a high-quality question-and-answer platform that would organize the world’s knowledge in a way that was accessible, insightful, and community-driven. But like all startups, Quora faced the classic cold-start problem: how do you build a vibrant community when you’re starting with zero users? Their solution exemplifies the “do things that don’t scale” philosophy that has become a cornerstone of startup wisdom.

The Vision Behind Quora

Before diving into Quora’s growth strategy, it’s important to understand the vision that drove its creation. D’Angelo and Cheever had both worked at Facebook during its explosive growth phase, with D’Angelo serving as the company’s first Chief Technology Officer. This experience gave them unique insights into how social platforms evolve and the technical challenges of scaling a user-generated content platform.

The idea for Quora emerged from their observations about knowledge sharing on the internet. While there were plenty of places to find information online, much of the world’s knowledge remained locked in people’s heads—experts, practitioners, and enthusiasts who had valuable insights but no effective platform to share them. Existing Q&A sites often suffered from low-quality answers, spam, and poor user experiences.

D’Angelo and Cheever envisioned a platform that would combine the best elements of social networks, blogging platforms, and traditional Q&A sites. They wanted to create a space where people could ask questions about any topic and receive thoughtful, high-quality answers from those with relevant expertise or experience. The goal wasn’t just to build another social network, but to create a knowledge repository that would become more valuable over time.

This vision required solving a fundamental challenge: quality. For Quora to succeed, it needed to attract the right kind of users from the very beginning—people who would contribute thoughtful questions and insightful answers, setting the tone for the community that would follow.

The Unscalable Solution: Starting with Friends and Invitation-Only Access

Faced with this challenge, D’Angelo and Cheever devised a strategy that was labor-intensive and completely unscalable, but brilliantly effective for their specific needs. Rather than opening the platform to everyone immediately, they decided to start small and focus on quality over quantity.

As D’Angelo himself explained: “We invited our friends, and some of them invited their friends, etc.” This simple statement belies the strategic thinking behind the approach. By starting with their own social circles, the founders ensured that the initial users were people they knew and trusted—individuals who would understand the vision for Quora and contribute high-quality content.

This approach was particularly powerful because of who D’Angelo and Cheever’s friends were. As former Facebook employees with deep connections in Silicon Valley, their social circles included some of the tech industry’s brightest minds—entrepreneurs, engineers, investors, and thought leaders who had valuable knowledge to share and were early adopters of new technologies.

The invitation-only model was extended beyond just the founders’ immediate friends. Quora began as an invite-only platform, creating what one source described as “a sense of exclusivity and intrigue, making people more eager to join.” This exclusivity served multiple purposes:

1. Quality Control: By controlling who could join, Quora could ensure that early users understood the platform’s purpose and would contribute high-quality content.
2. Setting the Tone: The first users would establish norms and expectations for the community, influencing how future users would interact with the platform.
3. Creating Desire: The invitation-only approach created a sense of scarcity and exclusivity that made people more eager to join, turning access to Quora into a coveted privilege.
4. Manageable Growth: The controlled growth allowed the team to identify and address technical issues, refine the user experience, and develop features based on actual usage patterns.

This strategy exemplifies the “do things that don’t scale” philosophy popularized by Y Combinator’s Paul Graham. Personally inviting friends and maintaining an invitation-only system is not something that can be maintained as a growth strategy for millions of users, but it was the perfect approach for solving the cold start problem that Quora faced.

The Execution: From Friends to a Knowledge Community

The execution of this strategy wasn’t just about sending invitations—it required careful planning and a deep understanding of how knowledge communities function.

The founders were strategic about who they invited first. They prioritized individuals who were likely to contribute high-quality content on a range of topics, understanding that these early users would set the standard for the platform. They also focused on people who were well-connected and respected in their fields, as these individuals could later invite others with similar expertise.

The invitation process itself was personalized. Rather than sending generic invitations, the founders crafted messages that explained why Quora would be valuable to the specific individual being invited and how their expertise could contribute to the platform. This personalization increased the likelihood that the invitation would be accepted and that the new user would actively engage with the platform.

The timing of the invitations was also important. The founders didn’t send all their invitations at once but instead staggered them, allowing them to learn from each wave of new users and refine their approach. This iterative process helped them identify what was working and what wasn’t, allowing them to optimize the onboarding experience and increase engagement rates.

As the initial invitees joined and began to see value in the platform, they naturally invited their own connections, creating a viral growth loop. This organic growth was accelerated by the design of the platform itself, which encouraged users to invite others who might have expertise in specific areas. The invitation-only approach had created a sense of exclusivity that made people more eager to invite others, as being able to extend an invitation conferred a certain status.

The Results: Building a Knowledge Platform from Scratch

The results of this strategy were transformative for Quora. By starting with a high-quality, carefully selected user base, Quora was able to establish itself as a platform for thoughtful, insightful content from the very beginning. This reputation attracted more high-quality contributors, creating a virtuous cycle of growth and quality.

This approach allowed Quora to overcome the cold start problem that plagues many content platforms. Rather than launching with an empty platform and hoping users would join and contribute, Quora launched with a small but valuable community that could immediately showcase the power of the platform.

The focus on quality over quantity in the early days also established Quora’s brand identity as a knowledge platform, distinguishing it from the social networks and Q&A sites that were prevalent at the time. This clear positioning helped Quora attract the right kind of users and usage, reinforcing its value proposition.

Perhaps most importantly, the founders’ friend-invitation strategy created a culture of thoughtful discourse that would become Quora’s core value. By starting with people who understood the vision and were committed to quality, Quora established norms and expectations that would guide the community as it grew.

Beyond the Initial Strategy: Scaling Through Product and Network Effects

Having successfully seeded the platform with high-quality users, Quora was able to transition from unscalable growth tactics to more sustainable approaches. The focus shifted to product development and leveraging network effects, with an emphasis on creating features that would drive engagement and growth.

One key insight that drove Quora’s product development was the importance of personalization. The team recognized that users were more likely to engage with content that was relevant to their interests, leading to the development of sophisticated recommendation algorithms that would surface questions and answers tailored to each user’s preferences.

Quora also leveraged the power of search engine optimization (SEO) to drive growth. By structuring their content in a way that was easily indexable by search engines and focusing on questions that people were actually searching for, Quora was able to attract organic traffic from users seeking answers to specific questions. This approach not only drove growth but also ensured that new users were immediately finding value in the platform.

Another important aspect of Quora’s growth strategy was its focus on mobile. Recognizing the shift toward mobile usage, Quora invested heavily in developing a seamless mobile experience, making it easy for users to consume and contribute content on the go. This mobile-first approach helped Quora reach users who might not have engaged with the platform on desktop.

The Psychological Insight: Understanding Knowledge Sharing

Underlying Quora’s growth strategy was a profound psychological insight: understanding how people share knowledge and the motivations that drive them to do so.

Knowledge sharing has always been a complex social activity. People share what they know for various reasons—to help others, to establish their expertise, to gain recognition, or simply for the satisfaction of contributing to a community. Quora’s approach acknowledged these motivations and sought to create a platform that would satisfy them all.

By starting with a carefully selected community of knowledgeable individuals, Quora created an environment where expertise was valued and recognized. This recognition was formalized through features like upvotes, follower counts, and topic expertise designations, providing external validation for contributors.

The invitation-only strategy also leveraged the psychological principle of social proof. When an invitation came from someone you respected, you were more likely to view the platform as credible and valuable. This was particularly important in the early days when Quora was an unknown entity.

The strategy also tapped into the human desire for status and recognition. Being invited to join an exclusive knowledge platform by a respected colleague conferred a certain status, making people more likely to accept the invitation and engage with the platform. Similarly, being able to invite others to the platform gave early users a sense of insider status that was psychologically rewarding.

Perhaps most importantly, Quora’s approach recognized that knowledge sharing is based on trust. By growing through trusted referrals rather than mass marketing, Quora built a community where people felt comfortable sharing their insights and experiences, creating more value for all users.

Lessons for Entrepreneurs: The Power of Selective Invitations

Quora’s growth strategy offers several valuable lessons for entrepreneurs facing their own community-building challenges:

1. Start with Quality: Rather than focusing on rapid growth, Quora prioritized building a high-quality community from the beginning. This approach established the platform’s identity and ensured that early users had a positive experience.
2. Leverage Existing Networks: The founders used their own social circles to seed the platform, ensuring that the initial users were aligned with their vision. This approach can be particularly effective for platforms where quality and culture are important.
3. Create Exclusivity: The invitation-only strategy created a sense of exclusivity that made people more eager to join and participate. This approach can be effective for overcoming initial skepticism about a new platform.
4. Control Growth: By staggering invitations and carefully managing who could join, Quora was able to maintain quality as it grew. This controlled approach allowed them to learn and iterate based on actual usage.
5. Design for Virality: While the initial growth came from the founders’ direct invitations, Quora was designed to encourage users to invite others, creating a viral growth loop that could scale beyond the founders’ efforts.
6. Understand User Psychology: Quora’s approach was grounded in a deep understanding of why people share knowledge and what motivates them to contribute to a community. This psychological insight informed both the growth strategy and the product design.
7. Balance Exclusivity and Growth: While exclusivity was important in the early days, Quora eventually needed to open up to achieve scale. The timing of this transition is critical for community-based platforms.

Perhaps the most important lesson from Quora’s experience is that sometimes the most effective way to build a community is to start small and focus on quality. While it may seem counterintuitive to limit access when your goal is to build a massive platform, this focused approach can create the foundation for sustainable growth.

The Legacy: A Platform Built on Quality Knowledge Sharing

Today, Quora is a major knowledge platform with hundreds of millions of monthly active users. The company has raised significant venture capital funding and established itself as a valuable resource for people seeking answers to a wide range of questions.

This success can be traced back to those early days when D’Angelo and Cheever personally invited their friends to join the platform. What began as an unscalable, manual process laid the foundation for a knowledge community that has transformed how people share and access information online.

What makes this story particularly powerful is that Quora’s growth strategy wasn’t just a clever hack; it was an expression of the company’s core mission to share and grow the world’s knowledge. The founders’ friend-invitation strategy wasn’t just about growing users; it was about creating a community of thoughtful contributors who would generate real value for everyone.

In a world where many platforms focus on growth at all costs, often at the expense of quality and user experience, Quora’s story reminds us of the power of starting small, focusing on quality, and growing through trusted relationships. Sometimes, the most effective way to build something that scales is to start by doing things that don’t scale at all.

As Adam D’Angelo reflected on Quora’s journey, the decision to start with their friends and use an invitation-only approach wasn’t just a growth strategy—it was a statement of values. It demonstrated a commitment to quality knowledge sharing that has remained at the heart of Quora’s approach, even as the company has grown and evolved.

This alignment between growth strategy and mission is perhaps the most enduring lesson from Quora’s experience. In a crowded digital landscape, a clear mission and authentic approach can be the most powerful growth drivers of all.