# Glossary ### A – E | Availability | The number of rooms that are open for booking on specific dates. | | ------------------------ | --------------------------------------------------------------------------------------------------- | | Booking Channel | A platform or service where reservations can be made (e.g., OTAs, direct websites). | | Close to Arrival (CTA) | A restriction where no check-ins are allowed on a specific day, preventing bookings for that date. | | Close to Departure (CTD) | A restriction where no check-outs are allowed on a specific day, preventing bookings for that date. | | Direct Booking | SiteMinder's booking engine. | | Extra Adult Rate | The additional charge applied for each adult exceeding the included occupancy. | | Extra Child Rate | The additional charge applied for each child exceeding the included occupancy. | ### F – J | Gross Amount | The total amount, including all taxes, fees, and commissions. It represents the full cost before any deductions. | | ------------------ | ---------------------------------------------------------------------------------------------------------------- | | Included Occupancy | The number of guests that can stay in a room without extra charges. | | Inclusions | Additional text information provided with the room rate. | | Inventory | The total number of available rooms for booking at a property. | ### K – O | Maximum Occupancy | The highest number of guests allowed to stay in a room. | | ----------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Maximum Stay on Arrival | The maximum number of consecutive nights allowed when a guest checks in on a specific date. | | Maximum Stay Through | The maximum number of consecutive nights allowed during a stay that includes a specified date. | | Minimum Stay on Arrival | The minimum number of consecutive nights required when a guest checks in on a specific date. | | Minimum Stay Through | The minimum number of consecutive nights required during a stay that includes a specified date. | | Net Amount | The amount excluding taxes, fees, and commissions. It is the final amount received after all deductions. | | Occupancy Based Pricing (OBP) | A pricing model where room rates vary based on the number of guests staying. | | One-way Sync | Data flows in a single direction from one system to another. Updates made in the source system are reflected in the destination, but not the other way around. | ### P – T | Per Day Pricing (PDP) | A pricing model where room rates are set for each day individually. | | ------------------------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Platform | SiteMinder's cloud-based system that connects hotels with booking channels, PMS, RMS, and apps to manage availability, restrictions, rates, and reservations in real time. | | Rate | The cost charged for a room over a specific period. | | Rate Plan | A specific pricing structure that includes rules for how room rates are applied (e.g., refundable, non-refundable). | | RequestorID | A unique identifier created by SiteMinder to identify the partner (e.g., PMS code, channel code). | | Restrictions | Conditions or limitations placed on room bookings (e.g., minimum stays, stop sell). | | Room Rate | The combination of a Room Type and a Rate Plan, creating a specific pricing structure for a stay. | | Room Type | A category of rooms with similar characteristics (e.g., single, double, suite). | | Single Guest Discount | A reduced rate applied to a room when only one guest occupies it. | | Synchronisation (Sync) | The process by which two or more systems exchange data so that they remain consistent with each other. | | Stop Sell | A restriction preventing any new bookings for a room on certain dates. | | Strong Customer Authentication (SCA) | A European regulation requiring two-factor authentication to verify a customer's identity during online payments for added security. | | Three Domain Security (3DS) | A protocol that adds an extra layer of security to online card payments by requiring cardholder authentication. | | Two-way Sync | Data flows in both directions. Updates made in either system are exchanged so both remain aligned. | ### U – Z | Update Period | Is the maximum number of days that SiteMinder sends updates to connected booking channels. | | -------------------------- | ------------------------------------------------------------------------------------------ | | Virtual Credit Cards (VCC) | Temporary, one-time-use credit card details provided for secure payments. | ### Help Centre * [Glossary of hotel industry terminology](https://help-platform.siteminder.com/en/articles/8674065-glossary-of-hotel-industry-terminology)