It usually shows up on a Tuesday. An email from your biggest customer, an attachment full of tabs, and a few words you were hoping to never deal with. Fair enough — let's take them off the table for a minute and go through it in plain language, without needing a single one of them.

Why is it carbon?

A plain breakdown of the GHG Protocol scopes, without the jargon. What counts as Scope 1, what counts as Scope 3, and why the boundary matters for your number.

Emission factor selection is where most self-built spreadsheets go wrong. A short guide to picking defensible factors and documenting the source.

A short walkthrough of the fields an auditor expects to see in a Scope 1 and 2 data collection template, and the common gaps that trigger follow-up questions.