Upon either expiration without renewal or revocation of the Franchise, the Grantor shall have the discretion to permit and/or require Grantee to continue to operate the Cable Television System for an extended period of time not to exceed six (6) months from the date of such expiration or revocation, unless extended by mutual agreement of Grantor and Grantee. During such extension, Grantee shall continue to operate the System under the terms and conditions of this chapter and the Franchise and to provide the regular Subscriber service and any and all of the services that may be provided at that time.