494 (1979) (where new tenant pays a higher rent than defaulting tenant was obliged to pay under terms of original lease, landlord must apply the excess against other recoverable damages, since “law of contractual damages generally seeks to put the injured party in the same position he would have been in had the contract been performed”); Truitt v. Evangel Temple, Inc., 486 A.2d 1169 (D.C.1984) (affirming trial court ruling that rent received by landlord from a substitute tenant exceeded the amount of rent required from defaulting lessee under the original lease, with the result that landlord suffered no damage and was not entitled to recovery against original defaulting tenant who had abandoned premises); Wanderer v. Plainfield Carton Corp., 40 Ill.App.3d 552, 351 N.E.2d 630 (1976) (<HOLDING>). III. The court of appeals in the instant case
holding that former employees of a brokerage firm who had a contractual right to a share of any commission received by the firm upon extension of a lease were not entitled to a share of the commission received when the landlord and tenant entered an amendment to the lease which extended the duration but also added new terms this was a new lease not an extension of the prior lease holding that the damage for tenancy at sufferance during the holdover period was the monthly rent under the lease versus the apartments fair market value because the lease contained a provision requiring lease payments beyond the lease term recognizing and applying rule that lessee who breaches a lease is entitled to a rent credit for any proceeds gained by the landlord from reletting during the period of the original lease term recognizing that the burden is on the landlord in a lease dispute to establish that the lease contract had been breached and that such breach entitled the landlord to the possession of the property in question recognizing that a lease providing for renewal at the termination of the lease did not require the lessee to exercise the option before the lease expired nor did it require renewal at the precise hour of termination but gave the lessee a reasonable time after the termination of the lease in which to make his election