The swamp section of the world.
They use several capital letters in their names.
Each gnome possesses a TanKoo&Sons® Knapsack, it allows the gnome to store a great amount of thing within very little space and without the inconvenience to carry all of it. A living thing survives inside only if the gnome is inside too. The Knapsack is maintained without much air, for better storage.
Had to work in the business with the family, little time for themselves. The adventure may be a way to explore the world. As a weaker races in combat, they evolve to control the market. If a gnome goes in adventure it’s surely to find rare treasures to sell.