“Leave your door unlocked, in case someone needs to run inside.”
With almost no crime and a real chance that a polar bear encounter could force anyone to seek the nearest shelter, residents of Longyearbyen traditionally leave houses and cars unlocked, both as a practical safety measure and as a sign of community trust.
— Traditional Svalbard & Jan Mayen Customs, Svalbard & Jan Mayen
Source: Reported in travel and lifestyle coverage of Svalbard, including Youth Time Magazine, "On Why One Must Have A Gun And Shouldn't Lock Doors In Svalbard", and the Boundless Roads travel guide "25 Things you should know before You Travel to Svalbard".