The present invention relates to a reservation server which comprises a
retaining section for retaining store/facility information including a
reservation-needed service and a reservation situation, a network
terminal for outputting alternative event substituting for the service, a
receiving section for receiving a desired service, a reservation managing
section for selectively reading out the store/facility information and
the alternative event, and a transmitting section for transmitting the
information and event. Accordingly, a service provider can notify a user
of a service and reservation situation of a store-near the user or the
start/end time of the service, and the time to be taken for the service
and can suggest an alternative event in a time zone convenient to the
user.