A method for monitoring mask focus includes measuring profile asymmetries in a target feature including sub-resolution assist features and deriving a focus response based on a known correlation between the profile and focus of a corresponding mask. The network accessible tool includes a location tool that allows the user to locate areas on a map using geographic names, township, range and section descriptions, county names, latitude and longitude coordinates or zip codes. The sensor information includes location coordinates of each vehicle in the plurality. Based on the request, the MAGs 111 and 112 perform binding to forward, to the MN 101, packets destined to the same address of the MN 101. The electrical conductors extend from the cavity of the electrically insulating body with the first end of the electrical conductors being external to the electrically insulating body.