The following are the most popular business diagrams on our site:
Situational Leadership Diagram 
CDSTEP Marketing Diagram 
Customer Lifecycle 
Swot Analysis 
DISC Model Dominance Influence Conscientiousness Steadiness 
BCG Matrix - 5S Kaizen Framework
Project Charter Example 
GE McKinsey Nine Box Matrix 
Recruitment Process 
7Ps of Marketing 
Value Stream Map 
Project Management 1 Pager Template 
Cognitive Bias Codex 
Five Factor Model of Personality