https://www.youtube.com/watch?v=_jmiEGZ6PIY

Transcript by minute

00:00 — Why clean data in Excel

01:00 — Sponsor details and dataset overview

02:00 — Identify cleanup targets

03:00 — Duplicates and dates to watch for

04:00 — Remove duplicates demo

05:00 — Changing column names

06:00 — Apply PROPER/UPPER

07:00 — Create cleaned name column

08:00 — Party column cleanup

09:00 — Fix category errors

10:00 — Keep a working copy separate from raw data

11:00 — Use TRIM to remove extra spaces

12:00 — Currency fields: convert to numbers

13:00 — Strip currency symbols and decimals

14:00 — Date fields are often messy

15:00 — Normalize and format dates