Well for one in immaterial breach of contract has no physical substance or which adds nothing to the subject at hand. As a material breach has something to do with physical substance and does add to the subject at hand. As a breach of contract is a contract that is broken due to one party the contract is written between. Take a custody contract at hand a material breach would be involved in this because there is physical substance whether that’s a screenshot of messages or a video that has been taken on some sort of device that proves that there was a breach of contract