This is a report on a 2004 digital survey of 4277 regular users of the OV-fiets system. A number of conclusions: OV-fiets is used most often for business purposes. 49% of the customers uses OV-fiets for business trips and 14 % for commuting. 60 % of the customers uses the bicycle for a visit to friends or relatives. The percentage of customers using the bicycle to reach a recreational destination or for a recreational trip is 20 %. Many respondents rent at the locations in Amsterdam Centraal, Den Haag Centraal, Leiden Centraal and Utrecht Centraal. Hilversum has most rentals due to a high amount of company subscriptions. Ease of use, freedom and speed are the motives most often quoted for using OV-fiets. Low costs, however, are important as well. In general many customers are satisfied: new customers are well-informed, the bicycles are acceptable to many people, and service at the rental locations is in many respects good.