The package opening device is an adhesive strip adapted for mounting on a cover of a package, the adhesive strip having a gripping member allowing the user to pull on the gripping member to tear at least a portion of the cover of the package. The vehicle motion control subsystem communicates with the coordinator subsystems to determine whether a single coordinator subsystem can carry out the intended driving demand. At least one cap is formed over each isolation region, at least partially overlying air to provide an upper endpoint for the corresponding air gap. Additional items may be added to a catalog by adding additional rows to the item table, with attributes related to the additional items added as rows into the attribute table.