Abstract: The present invention relates to a system for scheduling resources, the system comprising: a scheduling server for controlling reservations by users of a plurality of resources; a control device configured to, when associated with a resource, communicate data regarding the associated resource to the scheduling server; characterised in: the control device being configured to detect presence of a user of an associated resource; and when detecting presence of a user of the associated resource, communicating presence data relating to the detected presence of the user to the scheduling server, the presence data indicating that a reservation of the resource is made use of.