System config

The Xero account every invoice line posts revenue to, and the tax code applied by default. Note: these are free-text fields in this story — the Xero chart-of-accounts picker (B3) will replace the inputs without changing the saved values.

The markdown block printed at the top of every RCTI PDF. Plain markdown — no variables. Edit + preview side-by-side.

Where automated alerts (Xero refresh failures, budget breaches) are sent.