Annotation & Visual Emphasis

15 min

The most powerful chart tool is also the most underused: annotation. It does the thinking for your audience.

Annotation Toolkit

  • Call-out boxes for key data points
  • Reference lines (targets, industry avg)
  • Arrows and labels for trend shifts
  • Color emphasis: highlight the one thing
  • Cropped vs. full range trade-offs

Heavily Annotated Revenue Chart Example

⚡ Key Takeaways

  • One chart, one insight
  • Never make the audience find the point
  • Annotation > legend always
Previous