1. A method of collecting observational data associated with an event, the method comprising: initiating, in response to an actuation of a trigger control in a first vehicle, a retrieval procedure for the event, wherein the retrieval procedure collects at least some observational data from at least one system incorporated in the first vehicle; populating a tag including at least one data structure with the collected at least some observational data; associating a tag identifier with the tag, wherein the at least one tag identifier includes information indicating when the retrieval procedure was initiated; and storing the tag and the tag identifier in a database, wherein the tag identifier uniquely identifies the tag in the database.