Except as otherwise permitted under Section 6.8, each Credit Party will, and will cause each of its Subsidiaries (other than Immaterial Subsidiaries) to, at all times preserve and keep in full force and effect its existence and all rights and franchises, licenses and permits material to the business of the Credit Parties, taken as a whole; provided that no Credit Party (other than Borrower with respect to existence) or any of its Subsidiaries shall be required to preserve any such existence, right or franchise, licenses and permits if Borrower shall determine that the preservation thereof is no longer desirable in the conduct of the business of such Person or that it is desirable to cease or change the business of such Person, and if the loss thereof is not disadvantageous in any material respect to Borrower or to the Lenders.