# Popular Topics - [ATRIP](https://resources.atriptech.com/popular-topics/atrip.md) - [ATRIP User Guide: Navigating the Platform](https://resources.atriptech.com/popular-topics/atrip/atrip-user-guide-navigating-the-platform.md) - [User Management](https://resources.atriptech.com/popular-topics/atrip/user-management.md): User Management allows you to add, remove, and manage user accounts, roles, and permissions within your organization. - [Customer Operations Onboarding Guide](https://resources.atriptech.com/popular-topics/atrip/customer-operations-onboarding-guide.md): Operational Framework for Atlas’s Travel Sellers - [Bring Your Own Account (BYOA)](https://resources.atriptech.com/popular-topics/atrip/bring-your-own-account-byoa.md) - [Ticketing](https://resources.atriptech.com/popular-topics/ticketing.md) - [Atlas Ticket Issuance and Cancellation Rules](https://resources.atriptech.com/popular-topics/ticketing/atlas-ticket-issuance-and-cancellation-rules.md) - [Stop Ticket Issuance](https://resources.atriptech.com/popular-topics/ticketing/stop-ticket-issuance.md) - [Order Regeneration](https://resources.atriptech.com/popular-topics/ticketing/order-regeneration.md) - [Adding Infant/Child Ticket After Issuing Adult Ticket](https://resources.atriptech.com/popular-topics/ticketing/adding-infant-child-ticket-after-issuing-adult-ticket.md) - [How to enable the ticketing function for flights at risk of selling out](https://resources.atriptech.com/popular-topics/ticketing/how-to-enable-the-ticketing-function-for-flights-at-risk-of-selling-out.md) - [Post-Booking](https://resources.atriptech.com/popular-topics/post-booking.md) - [Atlas Post-Booking Service Scope](https://resources.atriptech.com/popular-topics/post-booking/atlas-post-booking-service-scope.md) - [Service Request User Guide](https://resources.atriptech.com/popular-topics/post-booking/service-request-user-guide.md) - [Refund](https://resources.atriptech.com/popular-topics/post-booking/refund.md) - [Atlas Refund Service Scope](https://resources.atriptech.com/popular-topics/post-booking/refund/atlas-refund-service-scope.md) - [Adjustment to Tax Refund Policy for Selected Airlines](https://resources.atriptech.com/popular-topics/post-booking/refund/adjustment-to-tax-refund-policy-for-selected-airlines.md): Tax refund services for selected airlines will be suspended effective 13 April 2026. - [What to Expect: Refunds by Carrier & Type](https://resources.atriptech.com/popular-topics/post-booking/refund/what-to-expect-refunds-by-carrier-and-type.md) - [What types of refunds does Atlas handle?](https://resources.atriptech.com/popular-topics/post-booking/refund/what-types-of-refunds-does-atlas-handle.md) - [Atlas Refund Amount Calculation Rules](https://resources.atriptech.com/popular-topics/post-booking/refund/atlas-refund-amount-calculation-rules.md) - [Refund Application Deadline](https://resources.atriptech.com/popular-topics/post-booking/refund/refund-application-deadline.md) - [Refund Processing Time](https://resources.atriptech.com/popular-topics/post-booking/refund/refund-processing-time.md) - [Checking Refund Quotation](https://resources.atriptech.com/popular-topics/post-booking/refund/checking-refund-quotation.md) - [Applying for Voluntary Refund](https://resources.atriptech.com/popular-topics/post-booking/refund/applying-for-voluntary-refund.md) - [Applying for Involuntary Refund](https://resources.atriptech.com/popular-topics/post-booking/refund/applying-for-involuntary-refund.md) - [Applying for VOID](https://resources.atriptech.com/popular-topics/post-booking/refund/applying-for-void.md) - [Refund Claim Through Atlas After Completing the Refund Request with the Airline](https://resources.atriptech.com/popular-topics/post-booking/refund/refund-claim-through-atlas-after-completing-the-refund-request-with-the-airline.md) - [Checking Refund Status](https://resources.atriptech.com/popular-topics/post-booking/refund/checking-refund-status.md) - [Checking Actual Refund Amount](https://resources.atriptech.com/popular-topics/post-booking/refund/checking-actual-refund-amount.md) - [Using Credit Shell](https://resources.atriptech.com/popular-topics/post-booking/refund/using-credit-shell.md) - [Ryanair (FR) Refund Policy](https://resources.atriptech.com/popular-topics/post-booking/refund/ryanair-fr-refund-policy.md) - [Spring Japan (IJ) Special Refund Policy and Procedures](https://resources.atriptech.com/popular-topics/post-booking/refund/spring-japan-ij-special-refund-policy-and-procedures.md) - [Flight Change](https://resources.atriptech.com/popular-topics/post-booking/flight-change.md) - [Atlas Flight Change Policy Guidelines](https://resources.atriptech.com/popular-topics/post-booking/flight-change/atlas-flight-change-policy-guidelines.md) - [Flight Change Request Deadline](https://resources.atriptech.com/popular-topics/post-booking/flight-change/flight-change-request-deadline.md) - [Obtaining A Quote for Flight Change](https://resources.atriptech.com/popular-topics/post-booking/flight-change/obtaining-a-quote-for-flight-change.md) - [Requesting A Flight Change](https://resources.atriptech.com/popular-topics/post-booking/flight-change/requesting-a-flight-change.md) - [Passenger Information Correction](https://resources.atriptech.com/popular-topics/post-booking/passenger-information-correction.md) - [Atlas Passenger Information Correction Policy](https://resources.atriptech.com/popular-topics/post-booking/passenger-information-correction/atlas-passenger-information-correction-policy.md) - [How to Apply for Passenger Information Correction](https://resources.atriptech.com/popular-topics/post-booking/passenger-information-correction/how-to-apply-for-passenger-information-correction.md) - [Atlas Name Change Policy](https://resources.atriptech.com/popular-topics/post-booking/passenger-information-correction/atlas-name-change-policy.md) - [Ancillary](https://resources.atriptech.com/popular-topics/post-booking/ancillary.md) - [Atlas Ancillary Services Scope](https://resources.atriptech.com/popular-topics/post-booking/ancillary/atlas-ancillary-services-scope.md) - [Post-Booking Baggage via ATRIP](https://resources.atriptech.com/popular-topics/post-booking/ancillary/post-booking-baggage-via-atrip.md) - [Post Booking Baggage via API](https://resources.atriptech.com/popular-topics/post-booking/ancillary/post-booking-baggage-via-api.md) - [Flight and Ticket Status](https://resources.atriptech.com/popular-topics/post-booking/flight-and-ticket-status.md) - [How to determine if a flight change has occurred?](https://resources.atriptech.com/popular-topics/post-booking/flight-and-ticket-status/how-to-determine-if-a-flight-change-has-occurred.md) - [How to Obtain Proof of Schedule Change](https://resources.atriptech.com/popular-topics/post-booking/flight-and-ticket-status/how-to-obtain-proof-of-schedule-change.md) - [How to Check Your Ticket Status](https://resources.atriptech.com/popular-topics/post-booking/flight-and-ticket-status/how-to-check-your-ticket-status.md) - [Protected Flight: Information Retrieval and Next Steps Guide](https://resources.atriptech.com/popular-topics/post-booking/flight-and-ticket-status/protected-flight-information-retrieval-and-next-steps-guide.md) - [Atlas Schedule Change Compensation Application Service Information](https://resources.atriptech.com/popular-topics/post-booking/flight-and-ticket-status/atlas-schedule-change-compensation-application-service-information.md) - [Ticketing Information](https://resources.atriptech.com/popular-topics/post-booking/ticketing-information.md) - [How to Obtain the Itinerary Receipt?](https://resources.atriptech.com/popular-topics/post-booking/ticketing-information/how-to-obtain-the-itinerary-receipt.md) - [How to Check Reserved Ticketing Information](https://resources.atriptech.com/popular-topics/post-booking/ticketing-information/how-to-check-reserved-ticketing-information.md) - [Wizz Air Post-Booking Handling Guide](https://resources.atriptech.com/popular-topics/post-booking/wizz-air-post-booking-handling-guide.md) - [Payments & Billing](https://resources.atriptech.com/popular-topics/payments-and-billing.md) - [Atlas Hybrid Payment Solution](https://resources.atriptech.com/popular-topics/payments-and-billing/atlas-hybrid-payment-solution.md) - [Multi-currency Account](https://resources.atriptech.com/popular-topics/payments-and-billing/multi-currency-account.md) - [Top-up User Guide](https://resources.atriptech.com/popular-topics/payments-and-billing/top-up-user-guide.md) - [Invoice Management](https://resources.atriptech.com/popular-topics/payments-and-billing/invoice-management.md) - [Understanding Your Atlas Billing Statements](https://resources.atriptech.com/popular-topics/payments-and-billing/understanding-your-atlas-billing-statements.md) - [Notification](https://resources.atriptech.com/popular-topics/notification.md) - [Email List](https://resources.atriptech.com/popular-topics/notification/email-list.md) - [Notification Subscription](https://resources.atriptech.com/popular-topics/notification/notification-subscription.md) - [Ticketing Delay Notification](https://resources.atriptech.com/popular-topics/notification/ticketing-delay-notification.md) - [Security](https://resources.atriptech.com/popular-topics/security.md) - [Security & Compliance](https://resources.atriptech.com/popular-topics/security/security-and-compliance.md) - [Sandbox and Production Credentials Creation via ATRIP](https://resources.atriptech.com/popular-topics/security/sandbox-and-production-credentials-creation-via-atrip.md) - [Atlas Feature](https://resources.atriptech.com/popular-topics/atlas-feature.md) - [Email Service](https://resources.atriptech.com/popular-topics/atlas-feature/email-service.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://resources.atriptech.com/popular-topics.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.