Practice point: A contracting party’s exercise of a discretionary right may breach the implied obligation of good faith and fair dealing if it frustrates the basic purpose of the agreement and deprives the other party of its benefits under the contract.
Case: C & E 608 Fifth Ave. Holding, Inc. v. Swiss Ctr., Inc., NY Slip Op 06743 (1st Dept. 2008)
The opinion is here.