Patent ID: 8112100

Claim:
A method of location-based status checking, comprising: scheduling an event to occur at a scheduled time at a defined location; inviting a plurality of individuals to attend the event; querying each of the plurality of individuals as to whether the individual will attend the event; maintaining a database of tracking devices which are registered to the plurality of individuals that are invited to attend the event; tracking a physical location of each of the individuals that responded to the query as planning to attend the event by a monitoring server to determine whether the individual is on schedule to appear at the event by the scheduled time, wherein a tracking device of each of the individuals that responded to the query as planning to attend the event provides its current location to the monitoring server, wherein a lead time is configured by each of the individuals as to when its current location is to be made available to the monitoring server with respect to the scheduled time of the event; causing an organizer of the event to be notified of an estimate of whether one of the individuals invited to attend the event is expected to arrive at the event before the scheduled time; and reporting by the monitoring server a number of the individuals that responded to the query as planning to attend the event who are at the defined location for the event before the scheduled time.