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Free Bycyklen (by - town, cyklen - bicycle) which works with a 20 kr coin like a shopping trolley. Each of these basic bikes has a map with the points where to return the bike.
Call a Bike and StadtRAD 2011 price list for the bike sharing system of DB Rent GmbH. The phone location based "call-a-bike" was introduced in 2000. Subscribers can unlock the bikes through a phone call in most larger German cities.
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