(a)  Keep all property useful and necessary in the business of the Company, each Material Subsidiary and each Insurance Subsidiary in good working order and condition, ordinary wear and tear excepted and (b) maintain with financially sound and reputable insurance companies insurance on all the property of the Company, each Material Subsidiary and each Insurance Subsidiary in at least such amounts and against at least such risks as are usually insured against in the same general area by companies engaged in the same or a similar business.