Articles

Articles and guides for hotel owners and managers

Practical articles, plain-language guides to hotel terms and side-by-side software comparisons for the people who run independent hotels, resorts, hostels and guest houses. Use them whether or not you run bedsKey.

Updated October 2026

Hotel terms explained

PMS

A hotel PMS runs reservations, check-in, room status, billing and night audit in one system. What it does, who needs one and how to choose.

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ADR

ADR is room revenue divided by room nights sold. The formula, a worked example, what to include and exclude, and how ADR relates to RevPAR.

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RevPAR

RevPAR is room revenue divided by rooms available, or ADR × occupancy. Formula, a worked example and why hotels use it to measure performance.

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Occupancy rate

Occupancy rate is room nights sold divided by room nights available. The formula, a worked example, bed-level occupancy for hostels and common mistakes.

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BAR

BAR is a hotel's standard public rate for a night, and the parent other rates are derived from. How BAR works, derived-rate examples and BAR vs ADR.

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Night audit

The hotel night audit posts room and tax charges, reconciles the day, flags no-shows and rolls the business date. What it does and how to automate it.

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Guest folio

A guest folio is the running statement of every charge, tax and payment for a stay. How folios work, split and transferred bills, and folio vs invoice.

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City ledger

The city ledger is a hotel's accounts receivable for companies and agents billed after the stay. How it works, an example and how to manage it.

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Channel manager

A channel manager sends rates and availability to booking channels and brings reservations back. How it works, key features and how to avoid overbooking.

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Rate parity

Rate parity means consistent room prices across channels. What parity is, why disparities happen, how to check it, and parity vs channel-specific rates.

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Booking engine

A hotel booking engine lets guests book directly on the hotel website, without commission. How it works, must-have features and how deposits work.

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CTA / CTD

CTA stops stays starting on a date; CTD stops stays ending on it. How both restrictions work, examples, and how they differ from minimum stay.

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More reading

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