American's early liveries varied widely, but a common livery was adopted in the 1930s, featuring an eagle painted on the fuselage. The eagle became a symbol of the company and inspired the name of American Eagle Airlines. Propeller aircraft featured an international orange lightning bolt running down the length of the fuselage, which was replaced by a simpler orange stripe with the introduction of jets.
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.
Guests can search for lodging using filters such as lodging type, dates, location, and price. Before booking, users must provide personal and payment information. Some hosts also require a scan of a government-issued identification before accepting a reservation. The company also provides travel guides, entitled "Neighborhoods", which provide details about staying in specific neighborhoods in various major cities.