Not An Atlas https://validator.w3.org/feed/docs/rss2.html ADM (Agency Debit Memo) Ancillaries APD (Air Passenger Duty) Clawback Client trust account Exclusive use Expedition cruise Package Travel Regulations Preferred hotel program TIDS Shoulder season Single supplement Site inspection Soft opening Stop-sell Stopover Supplier TAANZ Tender port Ticketing time limit TICO Tour operator Travel insurance Twin share Upgrade Upsell Value-add VIP code Walked Wholesaler Final payment FIT (Fully Independent Traveller) Flexible rate Gateway city GDS (Global Distribution System) GIT (Group Inclusive Tour) Gratuities Ground handler Group rate Guarantee cabin Host agency Hosted buyer IATA number IATAN Inbound operator Interline Land-only Lead-in rate Low season Markup