25B [Definition of fundamental breach: substantial deprivation of expectation];

64A1 [Seller's right to avoid contract (grounds for avoidance): fundamental breach of contract];

74A ; 74B [General rules for measuring damages: loss suffered as consequence of breach; Outer limit of damages: foreseeability of loss];

77A [Obligation to take reasonable measures to mitigate damages];

78B [Rate of interest]