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The 7 Deadly Sins All Business Owners Commit

Recognize Mistakes, Seize Opportunities, and Make Your Business More Productive, Efficient, and Profitable

Every business owner faces challenges, but certain recurring mistakes can quietly undermine productivity, efficiency, and profitability. The 7 Deadly Sins framework helps leaders identify these pitfalls and provides a clear roadmap to correct them — replacing frustration with focus and results.

These seven “sins” represent the most common ways organizations hold themselves back:

  1. Failing to Plan
  2. Not Managing by the Numbers
  3. Not Thinking Strategically
  4. Lack of a Performance Management System
  5. No Organizational Structure
  6. Ineffective Change Management
  7. Poor Leadership
Most businesses are affected by one or two of these “sins” – some by several. The good news? You don’t have to fix everything at once. Addressing even one of these areas can create immediate, measurable improvement and momentum across your organization.

Access Your 7 Deadly Sins Cheat Sheets

Thank you for purchasing 7 Deadly Sins All Business Owners Commit! These cheat sheets are designed to help you apply the lessons and make your business more productive, efficient, and profitable. ➡ Click here to download your Cheat Sheets

Haven’t Read the 7 Deadly Sins Yet?

Discover the seven costly mistakes that quietly erode productivity, efficiency, and profitability—and learn how to avoid them. 

In 7 Deadly Sins All Business Owners Commit, Julia Demkowski shares decades of experience helping leaders overcome the challenges that limit performance and profit.

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Practical. Insightful. A must-read for leaders who want to build a stronger business. 

Ready to see which of the 7 Deadly Sins might be holding your business back?
Our 360 Business Analysis reveals the root causes of inefficiency and performance gaps, giving you the clarity to take focused action.

Learn About the 360 Business Analysis
Learn About the ESP Program

Praise for the Book

“The 7 Deadly Sins is a must-read for entrepreneurs and small business owners. It clearly identifies the traps leaders fall into and shows the way out—creating a less anxious, more successful future.”

David Norman, CMC-AF, FCMC,

Chief Change Officer, David Norman & Associates

“Julia gives you all you need to know through simple, memorable examples that stick with you. This is the kind of guidance we all wish we’d had sooner.”

Tracy Ann Houck, Esq,

The Harris Law Firm, PLC

“Packed with MBA wisdom shared through relatable stories, The 7 Deadly Sins is a roadmap to greater productivity, efficiency, and profitability.”

Melanie Yost, LCSW,

Personal Development Coach

“Julia shares her talent and experience in a humble, practical way that benefits every business owner. The 7 Deadly Sins is a roadmap to success and happiness.”

Gregory Brooks,

Founder & President, AMC Source

“This book is packed with knowledge from Julia’s experience and the many business owners she’s helped. It’s like a personal playbook for growth—clear, practical, and inspiring.”

Melissa J. Gardner,

Vice President, Carolinas Division, NHM, Inc.

Featured Keynotes of 7 deadly sins

  • The 7 Deadly Sins: Mistakes That Erode Profit and How to Avoid Them
An eye-opening keynote on the costly mistakes business owners make — and practical strategies to eliminate them for lasting profitability.
  • Managing for Results: How to Align Teams and Drive Performance
Learn how to connect vision, objectives, and daily actions so every team member is accountable for delivering results.
  • Plan for Profit: Unlocking the Positive Impact of Planning for Profit
 Discover how intentional planning creates focus, drives decisions, and positions your company for long-term success.
  • Clarity to Profit: How Productive, Efficient, and Profitable Businesses Win
 Explore how top-performing companies build clarity and discipline to streamline operations, manage costs, and drive profitability.
  • The CEO’s Hidden Advantage: Thinking Like an Executive Strategy Partner
 Why every CEO needs a strategic lens to simplify complexity, strengthen execution, and accelerate growth.

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Access Your 7 Deadly Sins Cheat Sheets

Thank you for purchasing 7 Deadly Sins All Business Owners Commit! These cheat sheets are designed to help you put the lessons from the book into action—so you can make your business more productive, efficient, and profitable.

Simply click here to get your copies today!

Cheers,
Julia