Product-market fit
How to measure and optimize engagement depth by identifying core actions that predict expansion and advocacy behaviors.
A practical guide to quantifying engagement depth, isolating core actions, and predicting which users will expand their footprint and advocate for your product, ensuring durable growth and loyal communities.
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Published by Charles Scott
August 05, 2025 - 3 min Read
In the pursuit of durable growth, founders must move beyond vanity metrics and toward engagement depth. Engagement depth describes how deeply users interact with a product across meaningful actions that indicate commitment, learning, and value realization. Rather than counting visits or clicks alone, leaders should map a sequence of core actions that correlate with expansion—such as installation, onboarding completion, feature adoption, and sustained usage. This approach requires clarity about what counts as a meaningful action for your product, as well as a consistent method to measure it across cohorts. By focusing on depth, teams can identify friction points, prioritize enhancements, and align metrics with long‑term outcomes.
To begin, define a concise engagement model that connects actions to outcomes. Start by listing the top five actions users perform that most strongly align with expansion and advocacy: successful onboarding, repeated daily or weekly use, collaboration with teammates, value realization during core tasks, and referrals or social mentions. Establish a scoring rubric where each action contributes a specific weight toward an engagement index. Track progression through stages, not just binary events. Use this index to forecast expansion likelihood, design targeted interventions, and create feedback loops that convert shallow users into advocates who defend and promote the product.
Build a depth-focused framework that labels and tracks meaningful actions.
Once core actions are identified, it becomes possible to forecast expansion with a higher degree of confidence. Historical data helps validate which behaviors most reliably precede expansion, such as early adoption of high‑value features, completion of a guided setup, or ongoing collaboration with others. With predictive signals in hand, teams can tailor onboarding journeys to accelerate momentum for promising users while flagging accounts at risk of churning. The goal is to observe patterns that consistently precede growth, not merely to chase activity. A robust model clarifies which experiences materially influence an account’s future trajectory.
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To ensure accuracy, segment users by context and product usage patterns. Different industries, company sizes, or use cases may reveal distinct depth profiles. Create cohorts that reflect these realities and compare how engagement depth correlates with expansion across groups. Continuous validation—through holdout samples, forward testing, and cross‑functional reviews—guards against overfitting. Pair quantitative data with qualitative insights gathered from user interviews. The combination helps uncover subtle drivers of advocacy, such as trust in the vendor, perceived progress, or alignment with strategic goals, which numbers alone might miss.
Translate depth insights into product and growth actions.
A practical scoring framework assigns weights to each depth action based on its predictive power. For instance, onboarding completion could carry a strong signal, while occasional feature use might carry a moderate signal. Over time, recalibrate weights as new features are introduced or user needs shift. Establish thresholds that trigger proactive outreach from the customer success team, such as nudges, reminders, or guided tours. The framework should be transparent to product, marketing, and sales teams so everyone understands how depth translates into budget, roadmap priorities, and growth experiments. The objective is to convert insight into action at scale.
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To operationalize depth, design personalized journeys that respond to a user’s position in the engagement ladder. Early on, emphasize clarity and quick wins that demonstrate value. As users progress, introduce advanced capabilities that unlock collaborative workflows and measurable outcomes. Throughout, communicate progress with concrete metrics and aspirational goals. Integrate in‑product prompts, contextual help, and proactive check‑ins. By aligning messaging with a user’s stage, teams reinforce the behavior patterns most associated with expansion and advocacy, turning incremental gains into compound growth.
Use depth signals to optimize advocacy and expansion efforts.
Engagement depth insights should directly inform product decisions. If a particular feature is repeatedly adopted by high‑value users early, consider simplifying access, improving onboarding around that feature, or bundling it with related capabilities. Conversely, if depth stalls after a certain stage, investigate friction points or missing outcomes. Use quantitative signals to guide A/B testing and feature prioritization, then confirm findings with qualitative feedback. The most successful programs treat depth not as a passive measurement but as an active driver of the roadmap, ensuring that what matters most to users becomes easier to achieve.
Growth teams must also align incentives with depth outcomes. Reward mechanisms for customer success, product, and marketing should reflect the likelihood of expansion and advocacy, not just revenue. Transparent dashboards that show depth progression by segment keep teams accountable and focused. Communicate early wins and long‑term value across the organization, so every department understands how their work contributes to establishing durable relationships. When incentives align with meaningful actions, teams naturally invest in experiences that cultivate loyal, vocal customers who expand your footprint.
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Turn measurement into sustainable, scalable growth practices.
Advocacy often follows when users experience consistent value and social proof. Track signals such as referrals, public testimonials, or participation in community forums as explicit outcomes of depth. Design programs that reward advocates without diminishing trust or authenticity. For example, offer private previews, exclusive features, or recognition programs that acknowledge influential users. The key is to ensure that advocacy emerges organically from real utility, not from incentive misalignment or scripted campaigns. Depth-driven advocacy thrives when users feel they are part of a shared success story rather than passive recipients of a product.
Finally, embed a closed‑loop learning system that closes the gap between measurement and action. Regularly review which depth actions most reliably predict expansion, adjust the model, and disseminate learnings across teams. Use experiments to test how changes in onboarding, feature presentation, or support timing influence depth trajectories. Document findings and update playbooks so every team can apply proven tactics. A disciplined feedback loop accelerates improvement, helping you scale the most impactful actions and sustain momentum over time.
The essence of measuring engagement depth lies in prioritizing what truly matters to users. By identifying core actions that predict expansion and advocacy, you create a clear map from usage to outcomes. This map informs product strategy, customer success, and marketing, ensuring that every effort compounds toward stronger retention, higher expansion rates, and more enthusiastic referrals. A mature depth program reduces guesswork, shortens time to value, and builds a culture focused on durable, scalable growth. The practice should remain iterative, welcoming new data, new patterns, and new opportunities as the product evolves.
As markets evolve and products mature, the capability to measure depth becomes a strategic moat. Organizations that continuously refine the actions that signal expansion and advocacy will outpace competitors by delivering precisely the experiences that create lasting relationships. The measure of success is not merely how many users engage, but how deeply they move through a path of meaningful outcomes that they perceive as indispensable. With disciplined measurement and intentional design, depth becomes a lever for sustainable growth and a catalyst for vibrant, enduring communities.
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