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

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

74A1 [General rules for measuring damages: loss suffered as consequence of breach includes loss of profit];

75A1 [Damages established by substitute transaction after avoidance: resale by aggrieved seller];

76A [Avoidance without purchase or resale under article 75: damages determined by estimate];

78B. [Rate of interest];

81A1 [Effect of avoidance on obligations: right to damages preserved]