Manuals / UI/UX Foundations / Ch 3

A · UnderstandBeginner45 min read

3. User flows & friction mapping

UI/UX Foundations · 52 pages source format

Map the happy path and sad paths. Boxes and arrows expose drop-off risks before pixels.

What you'll learn

  • Flow notation
  • Happy vs edge paths
  • Friction scoring
  • Time-on-task intuition

Happy path

Start → key steps → success outcome. One primary job only.

Do this now

Map signup → first value for subject app in FigJam.

Clear?

Sad paths

Error, empty, timeout, permission denied, payment fail.

Do this now

Add 3 sad path branches to your flow.

Clear?

Friction score

Rate each step 1–5 friction (5 = worst). Fix lowest-scoring step first in later chapters.

Do this now

Score every step. Circle the worst two.

Clear?

Checklist