areas. Ride sharing Austin is served by several ride-sharing companies including Uber and Lyft. On May 9, 2016, Uber and Lyft voluntarily ceased operations in Austin in response to a city ordinance that required ride sharing company drivers to get fingerprint checks, have their vehicles labeled, and not pick up or drop off in certain city lanes. Uber and Lyft resumed service in the summer of 2017. The city was previously served by Fasten until they ceased all operations in the city in March 2018. Austin is also served by Electric Cab of North America's six-passenger electric cabs that operate on a flexible route from the Kramer MetroRail Station to Domain Northside and from the Downtown MetroRail station and MetroRapid stops to locations between the Austin Convention Center and near Sixth and Bowie streets by Whole Foods. Carsharing service Zipcar operates in Austin and, until 2019, the city was also served by Car2Go which kept its North American headquarters in the city even after pulling out. Cycling and walking The city's bike advocacy organization is Bike Austin. BikeTexas, a state-level advocacy organization, also has its main office in Austin. Bicycles are a popular transportation choice among students, faculty, and staff at the University of Texas. According to a survey done at the University of Texas, 57% of commuters bike to campus. The City of Austin and Capital Metro jointly own a bike-sharing service, Capital MetroBike, which is available in and around downtown. The service is a franchise of BCycle, a national bike sharing network owned by Trek Bicycle, and is operated by local nonprofit organization Bike Share of Austin. Until 2020 the service was known as Austin BCycle. In 2018, Lime began offering dockless bikes, which do not need to be docked at a designated station. In 2018, scooter-sharing companies Lime and Bird debuted rentable electric scooters in Austin. The city briefly banned the scooters — which began operations before the city could implement a permitting system — until the city completed development of their "dockless mobility" permitting process on May 1, 2018. Dockless electric scooters and bikes are banned from Austin city parks and the Ann and Roy Butler Trail and Boardwalk. For the 2018 Austin City Limits Music Festival, the city of Austin offered a designated parking area for dockless bikes and scooters. Notable people International relations Austin has two types of relationships with other cities, sister and