Glossary

ROI

Return on Investment — the ratio of net gain to cost, used to justify and prioritize initiatives.

Why it matters

Business and delivery impact.

Proving ROI is how design-system teams secure headcount, budget and executive sponsorship.

How to measure

Proof you can track.

(Time saved + defects avoided + velocity gained) divided by total system investment.

Example

What it looks like in practice.

Showing that a shared component library saved 1200 engineering hours per quarter across five product teams.

Keep the context connected.