The ARI Sync-Inventory (HTNG) is used to notifiy a booking source of the inventory amount available at a specific hotel property.

The ARI Sync -  Inventory (OTA) is used to notify a booking source of the inventory amount available at a specific hotel property.

The OTA_ProfileCreateRQ message is used to create a new Customer, Company, or Booker profiles or Commissionable accounts. The profiles can be created at a hotel or chain level and include an identifier to which system (CRS, PMS or CRM) the profile id is associated with.

The Delete Profile (OTA_Delete) is used to delete an existing customer, company or Booker profile type or commissionable account matching the specified identifier.

The ReadProfile method is used to read one or more existing Customer, Company or Booker profile (Travel Arranger) types or Commissionable Accounts matching the specified search criteria.

The Update Profile (OTA_ProfileModifyRQ) method modifies an existing Customer, Company or Booker profile type or Commissionable account.