An apparatus and related method are provided for generating a graphical display region for display of a plurality of pixels of a display device, comprising generating a timeline axis for display in the graphical display region, receiving requester event data for a plurality of requester events from a requester device relating to a request and storing the requester event data, including a time of occurrence for each requester event, and fulfiller event data for fulfiller events from a fulfiller device and storing the fulfiller event data, calculating a time scale for the timeline axis such that requester events and fulfiller events are displayable at a position along the timeline axis proportional to their respective time of occurrence, and a respective axial position for requester indicia representing the requester events and fulfiller indicia representing the fulfiller events at a position along the timeline axis proportional to their respective time of occurrence.