Even when the equipment is being properly replaced and maintained, a competent managment firm should monitor maintenance activies to continue effecive cost management. This informaiton should seperatly identify cost associated with abuse and equipment modifications. It should also contain periodic hour meter readings with the date performed. Early trednds can be identified and addressed. Equipment can be rotated to equalize usage houors. Abusive trens can be brought to managements attention where additional training or disciplinary action can be taken.