A clear walkthrough of Situation, Problem, Implication, Need payoff with examples that match complex deals.

Spin Selling is the foundation of consultative B2B sales. It taught me to stop pitching and start uncovering needs.
It’s the best book on how complex sales actually work.
For B2B sales professionals, sales managers, and anyone involved in complex sales processes, offering a research-backed methodology for asking the right questions to uncover customer needs. It's essential for improving large, high-value sales.
Great salespeople ask situational, problem, implication, and need-payoff questions.
The bigger the deal, the more questions matter.
You don't close sales, you guide buyers through them.
Neil Rackham
1988
SPIN Selling challenges outdated methods of salesmanship traditionally focused on small transactions. Rackham’s research, which involved analysing over 35,000 sales calls, highlights that techniques like aggressive closing and objection handling can be counterproductive in larger sales. Instead, the book presents SPIN, a question-based framework, as the key to succeeding in high-value sales.
Rackham outlines several issues with conventional sales approaches, especially in major accounts:
Rackham’s SPIN model is based on four types of questions that align with the buyer’s decision-making process:
Rackham’s research identifies critical factors that distinguish successful major sales:
The SPIN model is designed to help sellers:
SPIN Selling is essential for sales professionals looking to refine their approach to major accounts and transform conversations into high-value, long-term partnerships. The book’s evidence-based insights offer actionable steps for mastering the art of strategic, consultative selling.

David Hoffeld
Research backed techniques for discovery, framing and closing that marketers can support with better assets.
Conduct exploratory conversations to understand prospect situations and qualify fit before investing time in demos or proposals that might waste both parties' time.
Identify specific problems customers experience to position solutions around relieving frustrations they're motivated to solve rather than nice-to-have features.
Prepare responses to common purchase concerns to address doubts confidently and move deals forward rather than being surprised by predictable pushback.
Document your ideal customer's role, goals, and challenges to tailor messaging and prioritise features that solve real problems they actually pay for.