using key boxes and log books to increasingly complex computer-based systems (e.g. partially automated and fully automated systems) with supporting software packages that handle a growing array of back office functions. The simplest CSOs have only one or two pick-up points, but more advanced systems allow cars to be picked up and dropped off at any available public parking space within a designated operating area. Once the reservations are completed and confirmed, the car will then be delivered at the time and place scheduled. There will be a small card reader mounted on the windshield. Once the customer places their membership card on the reader, it will use what is called blink technology to activate the time and unlock the car. The reader will not work until it is time for that specific reservation. The keys can then be found somewhere inside the car such as the glove compartment. Depending on the company, the customer may be provided with a key to a lock box that contains the ignition key itself. In some cases the car can be unlocked using a mobile phone and the car can even be started using the phone as well. Many car sharing networks price their services as a small start up fee and then a mileage fee for the distance driven in the car. Usually the app will include insurance, gas cards, and upkeep to their fleet of cars at no additional charge to the customer. International terminology : "car clubs". In the UK, "car sharing" refers to what is called "carpooling" or "ride sharing" in the US, namely the shared use of a car for a specific journey, in particular for commuting to work, often by people who each have a car but travel together to save costs. : "lift scheme". : "self-drive." See also Sharing economy Alternatives to car use Car rental Carpool Ecoleasing Fleet vehicle List of carsharing organizations Ridesharing company References External links Sustainable transport