A franchise carrier operates aircraft in an airline company full livery and has its main base in terminal 4 at OR Tambo International Airport, Johannesburg. KLM has an 18% stake in this franchise carrier. The inventor of the Z-CARD was a consultant for the first airline company.
 Together with wholly owned subsidiary BA CityFlyer, franchise carriers Sun Air and Comair operate aircraft in full British Airways livery, offer full BA service and staff wear BA uniform. 
 Its main base is OR Tambo International Airport, Johannesburg, and has focus cities at Cape Town International Airport and King Shaka International Airport. 
 For instance, KLM has a 26% stake in Kenya Airways and British Airways has an 18% stake in Comair. 
Z-CARD is the registered trademark for a foldable invented by George McDonald when he was a travel writer and consultant for British Airways. 
