The passenger experience is a key differentiator used by airlines to attract and retain custom and the fuselage that defines the cabin envelope for the in-flight passenger experience and cabin design therefore receives significant attention for new aircraft, service updates and refurbishments.
For the businesses involved, it means instant access to a huge email database - leading to a sudden rush of new customers and the hope of retained custom.
A founder of the Norwegian-American Historical Association in 1925, he tirelessly urged immigrants to retain their customs, their speech, and their church, believing that American society would be the richer.
Today the EU published a paper on what businesses should do to prepare for a "no deal" situation, with some commentators believing the chances of that have increased because of the large distance still between the negotiating sides, particularly over the issue of how to retain no customs checks on the border between Northern Ireland and the Republic.
The Dvaravati Mon retained their customs and a relative degree of racial homogeneity under their own rulers.
According to the story, the temple and the community were destroyed several times over the centuries by floods, earthquakes and other natural disasters, but the Jewish community retained its customs and beliefs.
However, retaining the customs union is a necessary, but by no means sufficient, condition if we are to avoid serious disruption to our everyday lives, and an almost guaranteed reduction in standard of living.
On the other hand, the UK government wants to negotiate trade deals globally, while retaining favourable customs terms with the EU.
While "Brexiteers" like Davis have strongly backed May's proposed clean break with the single market and customs union, finance minister Philip Hammond and others have this month echoed calls by businesses for less of a "hard Brexit" and retaining closer customs ties.
North Dakotans of Icelandic, Czech, Ukrainian, Polish, and German ancestry also retain some ethnic customs, and in some families ancestral languages are still spoken.
The people called Parsees were driven out of Persia, and received by a Hindu Rajah in India, and still retain some Hindu customs, such as keeping the cow sacred.
