The Decision Grafo: Why the New Funnel is a Network, Not a Line
The funnel isn't wrong for being simple—it's wrong for being linear. How to read decisions as a network of states and transitions.


The funnel isn't wrong for being simple, but for being linear. Human decisions oscillate, pause, reopen, and sometimes jump—they don't walk in columns. MCI replaces the funnel with a grafo: a network of states connected by transitions. What matters isn't "what stage it's in," but how the decision moves and with how much integrity. Grafo health is measured by four flow metrics.
- The funnel assumes linear progress; real decisions are a network, not a queue.
- In the grafo, a loop is not a failure—it is a signal (short is healthy; long indicates a stall).
- Transition with integrity = more legible context + lower friction + higher confidence.
- Advancing is not "doing a follow-up"; it is "reducing uncertainty."
- The 4 health metrics: time in state, healthy migration rate, reset rate, cycle entropy.
- Leakage doesn't appear at the end—it appears as entropy in the middle.
The funnel is not wrong because it is simple. It is wrong because it is linear. It assumes that a decision behaves like an internal process—a sequence of steps. But human decisions do not move in columns: they oscillate, pause, reopen, change criteria, switch channels, circle back for more confidence, and sometimes jump straight to a purchase because the context changed. When the CRM forces this behavior into a straight line, the "pipeline theater" is born.
The MCI accepts reality as a premise: the new funnel is a grafo (graph)—a network of states connected by transitions, where what matters is not "what stage it's in," but how the decision is moving and with how much integrity.
Inventory vs. Movement
The funnel measures inventory: how many leads are "stuck" in each column. Stuck inventory is passive—it occupies capacity, consumes energy, and creates a false sense of a "healthy pipeline." The grafo measures movement: what is advancing clearly, what is stalling due to friction, what is reopening without memory, and what is changing states without the company noticing. You stop managing the quantity of records and start managing the health of ongoing decisions.
In the grafo, a loop is not a failure—it’s a signal
Each type of movement carries operational information:
- Short loops (Exploration ↔ Comparison within days) are usually healthy: the customer refines criteria and matures the decision. The correct playbook is strategic patience with calibrated nurturing.
- Long loops (weeks on the same path) indicate a lack of proof, a hidden decision-maker, or an ambiguous proposal.
- Jumps (Trigger → Purchase) are high performance—the context closed all at once.
- Drops (any state → No Need) without a diagnosis are the most expensive scenario—you lose the sale, the intelligence, and the comeback.
- Re-entries (Experience → Exploration) are the most valuable leads—built trust, accumulated context, expansion with memory.
What it means to "truly advance"
In the funnel, advancement is "moving a card." In the grafo, advancement is a transition with integrity—when three things happen simultaneously: context becomes more legible, friction decreases, and confidence increases. A healthy transition isn't "I did a follow-up." It's "I reduced uncertainty."
The economic difference is brutal. A transition without integrity—interpreting a price question as "purchase interest" and scheduling a proposal for someone who is still in Exploration—wastes the salesperson's time, generates wrong expectations, and burns credibility. A transition with integrity invests less time, builds more trust, and positions the company to close when the real timing arrives. A transition with integrity feels slower but is faster in terms of results.
The 4 health metrics of the grafo
If the decision has become a grafo, the operation needs to measure the health of the grafo—not the volume of the funnel. Health, here, means fluidity with integrity:
- Time in state (median and percentiles)—where the decision stays parked. Decided leads stuck in Purchase are victims of friction; long-term Students in Comparison likely haven't received the proof they needed. It is the conversational equivalent of "inventory turnover."
- Healthy migration rate—the percentage of advancements with coherence (increasing context and confidence). High migration with quality is health; high migration without quality is makeup.
- Reset rate—the percentage of reopenings without memory. It is the most revealing metric: the thermometer of Operational Amnesia. When it drops, the company is healing; when it rises, it’s bleeding.
- Cycle entropy—excessive zig-zagging, loops that don't end, incoherent jumps. High entropy is almost never a "confused customer"; it’s a poorly instrumented system.
Leakage doesn't appear at the end. It appears as entropy in the middle.
The dashboard changes its nature
When the unit of the dashboard stops being a stage and becomes a state, the question changes: it’s not "how much is in the pipeline," but rather "in what state are the ongoing decisions and with what health." The panel shows distribution by archetype, gold leads (high probability), leads at risk (stalled, high latency), expensive leads (cost per decision above healthy levels), and discards. The CRO who receives this reading on Monday acts on Tuesday—instead of discovering the problem on the 28th when the forecast doesn't hit. This 20+ day difference between detection and action is what separates governance from a retrospective.
MARCUS BARBOZA. The Decision Grafo: Why the New Funnel is a Network, Not a Line. MCI Experience, 2026. Available at: <https://marcusbarboza.com.br/en/blog/decision-grafo-new-funnel-network>. Accessed on: June 20, 2026.
Marcus Barboza (2026). The Decision Grafo: Why the New Funnel is a Network, Not a Line. MCI Experience. https://marcusbarboza.com.br/en/blog/decision-grafo-new-funnel-network
Proprietary content of the MCI methodology. When referencing MCI terms, metrics and frameworks, cite this primary source.
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Marcus Barboza é Founder e CRO da Hablla, criador da metodologia MCI — Marketing Conversacional Integrado — e autor do livro Marketing Conversacional Integrado (em pré-lançamento).
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