New York–LaGuardia – The ninth-largest hub for American in terms of number of flights, the tenth-largest in number of destinations and American's fourth hub for the East Coast.[22] About 8.5 million passengers fly through LGA on American every year, or about 23,000 people per day.[22] The airport also serves as a base for American Airlines Shuttle. American has about 27% of the market share at LGA, and is the second-largest carrier behind Delta.[22]

Instead of relying on individual atoms, we started considering our components as elements of a living organism. They have a function and personality, are defined by a set of properties, can co-exists with others and can evolve independently. A unified design language should not just be a set of static rules and individual atoms, but an evolving ecosystem.

Some cities have restrictions on subletting for a short period of time. Airbnb has published a list of regulations and requirements for cities in the United States. In some cities, collection of a transient occupancy tax by Airbnb is required. In many cities, hosts must register with the government and obtain a permit or license.[9] Landlords or community associations may have restrictions on short-term sublets.