The first taxi to arrive takes the front spot. As they pick up a passenger, every car behind them moves forward one position.
Taxicab stands, also known as or cab stands , are designated areas where taxis park and wait for passengers. These stands are usually located in high-traffic areas like airports, train stations, and hotels. Taxicab Stands
Authorities place stands in "hot zones" where demand is highest: The first taxi to arrive takes the front spot