Why this topic matters
Teams often mix bookings, billings, cash, and recognized revenue. Deferred revenue is the bridge that explains timing: it increases when you bill/collect ahead of delivery and decreases as you recognize revenue over time.
Key definitions (quick)
- Billings: invoices issued in a period.
- Recognized revenue: revenue recorded as earned/delivered.
- Deferred revenue: unearned revenue liability (what you billed/collected but haven't earned yet).
Deferred revenue rollforward formula
Ending deferred = beginning deferred + billings - recognized revenue.
How this relates to bookings vs ARR
- Bookings are contracted value; they are not automatically billings or revenue.
- ARR is a recurring run-rate snapshot; it is not recognized revenue.
- Deferred revenue helps explain why billings/cash can spike (annual prepay) while ARR and recognized revenue move differently.
Common mistakes
- Treating billings as cash receipts (collections timing matters).
- Using bookings/TCV as billings without checking invoicing timing.
- Ignoring negative deferred revenue outputs (usually indicates definition mismatch).