This instrument together with any exhibits and attachments hereto constitutes the entire agreement between Landlord and Tenant relative to the Premises and this Lease and such exhibits and attachments hereto may be modified, amended or revoked only by an instrument in writing signed by the party to be charged thereunder. Landlord and Tenant hereby agree that all prior or contemporaneous agreements (whether oral or otherwise) between and among themselves and their agents or representatives relative to the leasing of the Premises are merged in, superseded by or revoked by this Lease.