Articles filed under Build Notes.
How the website side of the system came together: a visual editor, keyword landing pages, and the day a page started travelling to the live server on its own.
Campaigns, subscribers and a consent trail — plus the rule that a mailing list never travels between two sites.
A current-state tour of the system: the catalogue and the online shop, billing, compliance, the helpdesk, and the sync that holds more than one office together.