What is Gap Selling?

This page expands the Gap Selling entry in the BSTT sales glossary.

What Gap Selling is, and where it sits

Gap Selling is a conversation methodology, which puts it in a specific slot in a sales system. A sales methodology governs how the conversations inside each stage of a deal are conducted. A sales process is the stage-by-stage path the deal travels in the CRM. A qualification framework such as MEDDIC polices what enters the pipeline. Gap Selling occupies the methodology slot, the same slot as Challenger or SPIN: it tells the seller what to find out, in what depth, and how to frame the deal once they have it.

The frame is the gap. Every buyer has a current state, the way their business runs today, and a future state, the way they want it to run. The distance between the two is what the deal is worth and why it will or will not close. A seller who can describe that distance in the buyer's own numbers holds the strongest position the methodology recognizes. The methodology comes from Keenan, CEO of A Sales Growth Company, who published it as a book in 2018 and goes by his surname alone.

Current state, future state, and the gap

The methodology asks the seller to build three pictures, in order.

• Current state. The facts of the buyer's situation today, the problems inside it, the business impact of those problems, and the root causes underneath them. Surface-level pain is the starting point; the methodology expects the seller to keep digging until the impact is countable and the cause is named.
• Future state. What the buyer's business looks like once the problem is solved, described concretely enough to compare against today. A vague better is no future state at all under this test.
• The gap. The measured distance between the two. A small gap means low motivation and a deal that drifts. A large, quantified gap carries its own urgency and its own justification for price.

On a live deal the three pictures read like a short case file. Current state: the finance team spends 30 hours a month on reconciliation rework, the close lands five days late, and the root cause is manual matching across two systems. Future state: matching runs automatically, rework drops near zero, close lands on day three. The gap: 30 hours a month and five days of close, every month, until something changes. That is an illustration rather than a client story, but it shows the mechanic: the seller sells the 30 hours and the five days, and the product enters the conversation as the bridge across them.

The gap can also be widened honestly. Deeper discovery that surfaces impacts the buyer had not counted, a downstream cost, a dependency, a compounding delay, raises the true cost of staying put and with it the urgency to move. The methodology treats that as diagnosis. Inventing impact the buyer does not recognize is the failure mode, and the book's discipline runs against it: every element of the gap must come from the buyer's own situation.

Problem-centric selling: no problem, no sale

The methodology's center of gravity is the buyer's problem. Its blunt maxim: no problem, no sale. If discovery surfaces no real problem, with real impact, the correct move is to disqualify the deal and move on. That gives Gap Selling a disqualification discipline that most conversation methodologies leave implicit, and it is the part sellers tend to feel first: deals held together by friendly interest stop surviving review.

Discovery carries the whole weight. In Gap Selling, discovery is the most important stage of the sale, and the seller's job there is diagnosis. A seller who understands the problem better than the buyer does, impact counted, root cause named, earns influence over how the buyer decides. The book's argument is that buyers buy movement from their current state to a better one, and the product matters as the bridge between the two. That argument is aimed at legacy habits the book names directly: always-be-closing-era tactics, relationship-first selling, and feature pitching all keep the seller's attention on their own motions, while the buyer's problem goes underdiagnosed.

Where Gap Selling came from

Gap Selling arrived in 2018, which makes it one of the youngest named methodologies in the timeline our methodology guide documents: Sandler in 1967, Neil Rackham's SPIN research published in 1988, Mike Bosworth's Solution Selling book in 1994, MEDDIC inside PTC in the 1990s, Challenger in 2011. It reads as a modern entry in the pain-led, diagnostic school that Solution Selling started and SPIN gave an evidence base: the seller as diagnostician, the problem before the product. What Gap Selling adds to that school is the quantified two-state frame, current state and future state in countable terms, and the disqualification rule that enforces it.

Gap Selling vs Solution Selling, SPIN, and MEDDIC

Gap Selling vs Solution Selling

Both are pain-led. Solution Selling, from Mike Bosworth in the 1990s, frames the seller as a diagnostician who surfaces the buyer's pain and then prescribes a tailored solution. Gap Selling runs the same diagnostic posture harder: pain alone is insufficient, the seller needs the impact of the pain in business terms, the root cause underneath it, and a described future state, and the distance between the states does the selling. A Solution Selling practitioner would recognize everything in Gap Selling; the difference is how much quantification the methodology demands before the seller has earned a product conversation.

Gap Selling vs SPIN

SPIN is the question architecture: situation, problem, implication, need-payoff, a research-backed sequence for moving a buyer from describing their world to wanting it changed. Gap Selling covers the same road with a different vehicle. SPIN's implication questions and Gap Selling's impact digging do the same work, and SPIN's need-payoff maps to the future state. SPIN teaches the craft of the questions; Gap Selling supplies the deal frame the answers feed, the two-state case file and the disqualification rule.

Gap Selling vs MEDDIC

These occupy different slots. MEDDIC is a qualification framework: six written fields defining what a seller must know before a deal counts as qualified. Gap Selling is a conversation methodology governing how discovery runs. They pair without conflict, and the pairing is natural: a MEDDIC field like Identify Pain is exactly where a Gap Selling diagnosis lands, with impact and root cause already counted.

Who teaches Gap Selling

The methodology's owner and teacher is A Sales Growth Company, Keenan's own firm. That firm sits outside the 49 providers we profile, and none of the 49 sells a branded Gap Selling program. So this site has no third-party rating, no pricing evidence, and no documented capability record to report on Gap Selling training, from the source firm or anyone else. This page defines the methodology; it does not evaluate anyone's training on it.

A team that wants problem-centric discovery training with evidence we can check has covered ground to work from. The discovery call cheat sheet teaches the question craft this methodology depends on. The SPIN and Solution Selling pages map the same diagnostic school with providers we do profile, and the methodology selection guide walks the decision of which frame fits the team's motion.

Strengths and criticisms

Strengths

• Deal value is anchored to the buyer's problem. A quantified gap defends the price. When the deal is 30 hours a month of rework, the conversation about cost has a denominator, and discounting pressure falls on the gap rather than the product.
• Weak deals die early. No problem, no sale clears the pipeline of polite interest. The disqualification rule is enforceable in deal review because it asks a checkable question: what problem did discovery surface, and what does it cost.
• It modernizes the pain-led school with countable targets. Find the pain is advice; build the current state with impact and root cause is an assignment. Sellers get discovery targets concrete enough to coach against.

Criticisms

• It demands business acumen and time. Diagnosing impact and root cause across a buyer's operations is a high-skill ask, and it costs more discovery time per deal than a four-check framework. Teams with junior sellers or short transactional cycles will feel that cost first.
• It is light on late-stage mechanics. Procurement, buying-committee navigation, and negotiation get far less prescription than qualification frameworks like MEDDPICC provide. Teams running complex enterprise deals pair it with one rather than running it alone.
• Run badly, gap-widening turns into interrogation or invented pain. The method's pressure to enlarge the gap is meant as deeper diagnosis. In unskilled hands it becomes leading questions and manufactured urgency, the exact behavior the book argues against.

Frequently asked questions

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