Because a substantial performance involves an immaterial breach, its allows us to be able to classify between a material breaches and immaterial breaches.
In a contract, this means a doctrine that states a parties must be paid and will retain the benefit of a contract despite that he/she provides less than complete performance.
The law doctrine states that the performance is sufficient to avoid a claim of breach of contract.
In conclusion, the performance is seen as immaterial breach in the contract.
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