B2B Growth

5 Data Mistakes That Will Kill Your Deal

Nancy Duarte
Nancy Duarte•Dec 9, 2025

Original Description

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You've spent hours crafting your data story, but your pitch still falls flat. Your enterprise deal doesn't close. Executives seem unconvinced. What went wrong?
After hundreds of data storytelling workshops, we've identified the 5 critical data storytelling mistakes that undermine even the most well-researched presentations—and most professionals don't even realize they're making them.
In this video, you'll discover:
- Why presenting numbers without a clear recommendation confuses your audience
- The difference between data dumps and actual insights (and why it matters for closing deals)
- How to tailor the same data point to resonate with different stakeholders in buying committees
- The visual design mistake that's costing you credibility (plus our free toolkit to fix it instantly)
- Why logic and evidence alone won't persuade—and how to add the emotional layer that actually moves people to action
Whether you're pitching to executives, presenting quarterly business reviews, or trying to move stakeholders to action, these five mistakes could be sabotaging your success. Fix them, and watch your data stories finally land.
00:00 5 Sinister Mistakes
00:47 Mistake 1
02:34 Mistake 2
04:11 Mistake 3
06:02 Mistake 4
07:49 Mistake 5
09:55 A Helpful Resource
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#datastorytelling #presentationskills #businesscommunication #datavisualization #executivecommunication

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