This excerpt taken from the EYE 8-K filed Apr 3, 2007.
7.06 Maintenance of Properties.
(a) Maintain, preserve and protect all of its material properties and equipment necessary in the operation of its business in good working order and condition, ordinary wear and tear and casualty events excepted;
(b) make all necessary repairs thereto and renewals and replacements thereof except where the failure to do so could not reasonably be expected to have a Material Adverse Effect; and
(c) use the standard of care typical in the industry in the operation and maintenance of its facilities.