A method for enhancing the useful life of inflated articles such as a pneumatic tire includes shipping a concentrate to the location of the tire, adding a diluent to the concentrate to form a composition, and introducing some or all of the composition into the inflation chamber of the tire. As long as an ignition switch is off, a bypass is closed, the blowout is set to defrost mode and the introduced air is set to external air mode regardless of the preceding modes of blowout and introduced air. The attachment features can provide for the direct attachment of auxiliary frame components and other vehicle components to the unitary cast component. Marking symbols cannot be readily manufactured without at least one colluding unauthorized distributor having received it, so any distributed digital content includes at least some marking symbols traceable to at least one colluding unauthorized distributor. Similarly, expenses and labour involved in updating such testing software andor purchasing new software as the already purchased versions become outdated or obsolete will be avoided. The marking apparatus includes a dispenser that is configured for moving a sequence of the pavement markers form the bottom of an upwardly extending stack of the pavement markers first in the forward direction and then down a sloped chute in a rearward direction to the paint stripe without turning the pavement markers over.