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What are Gaps?

Updated 2026-06-02

In the vacation rental industry, gaps are unbooked nights that are shorter than the property's set minimum length of stay, making them unavailable for new reservations by default. These periods are created when guests book stays that leave one, two, or more nights open between their departure and the next guest's arrival.

If left unmanaged, these gaps represent lost potential revenue and reduced calendar efficiency.

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How it works

Gaps occur organically as a booking calendar fills up. For example, if a property has a three-night minimum stay policy, a two-night opening between a Monday checkout and a Wednesday check-in becomes an unbookable gap.

Property managers and hosts must actively manage these openings to make them profitable. This is typically done by using specific pricing rules, automation tools, or manual adjustments to override the minimum stay requirement for those specific dates, often in conjunction with a discounted rate to attract last-minute bookings.

Why it matters

Unfilled gaps directly translate to lost revenue and a lower overall occupancy rate. Actively managing and filling these periods is a crucial component of an effective revenue management strategy.

By making these orphan nights bookable, property managers can maximize their property's annual income and optimize calendar utilization, turning a potential loss into a booking opportunity.

Examples

  • A host with a 4-night minimum stay has a 2-night gap between a guest checking out on a Wednesday morning and another checking in on Friday evening.
  • A property calendar shows a single, unbookable Tuesday night—an orphan night—between a booking from the previous weekend and another that starts on Wednesday.
  • A property manager uses a dynamic pricing tool to automatically detect a 3-night gap and reduces the minimum stay from 5 nights to 3 for just those dates, applying a 15% discount.
  • To fill a 1-night gap during a high-demand event weekend, a host manually accepts a one-night reservation request, overriding their standard 2-night minimum.

Frequently asked questions

What is another name for a calendar gap?+
Calendar gaps are frequently called 'orphan nights' or 'gap nights.' These terms refer to the same concept: short, unbookable periods between two confirmed reservations.
How can I automatically fill gaps in my vacation rental calendar?+
Many dynamic pricing tools and property management systems offer automated gap-filling features. These tools can be configured to detect gaps of a certain length and automatically adjust pricing and minimum night stay rules to make them available for booking.
Does filling gaps require more work for my cleaning crew?+
Filling a gap can sometimes create a 'same-day turnover' or 'back-to-back booking,' which requires your cleaning crew to clean and prepare the property between a morning check-out and an afternoon check-in on the same day. It is essential to coordinate with your cleaners to ensure they can accommodate this schedule.
What is a good strategy for pricing gap nights?+
A common strategy is to offer a discount for gap nights to make them more attractive to potential guests. The discount can be a fixed percentage or based on how close the dates are. The goal is to generate some revenue from the night, which is better than the zero revenue from an empty room.
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Related terms

Property Management

Minimum Length of Stay (MLOS)

A rule set by property managers requiring guests to book a specific number of consecutive nights to confirm a reservation.

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Occupancy Rate

Occupancy Rate is the percentage of booked nights out of the total available nights for a property over a specific period.

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Finance

Dynamic Pricing

Dynamic pricing is a strategy that adjusts rental rates in real time based on supply, demand, seasonality, and other market factors.

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Property Management

Booking Buffer

A booking buffer is a set period of unbookable time automatically blocked before and/or after a guest reservation. This practice ensures hosts and cleaning…

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