JOURNAL
How the systems are built.
Writing from the people who build the systems. No announcements. How a hire fleet is modelled, why availability should be a question you ask rather than a grid you maintain, and what happens to the money when a trailer comes back damaged.
2026-09-15Read
2026-09-14Read
Why the whiteboard fails: deposits, damage and the record that does not exist
Three leaks every hire business recognises, traced to the same cause: a missing record. What a ledger-first system does about each, and where the money goes when a trailer comes back damaged.
Modelling a hire fleet: assets, availability and the booking that cannot double up
How Opus Hire represents units, categories, calendars, holds and returns, and why availability is a query over the ledger rather than a grid you keep up to date.