how do you prove repudiation 
an unconditional reusable is the reputation of a contract if one party refuses to perform what a contract promises it is a breach of contract so if you are in a contract and the second party does not follow the outline of the contract you could take them to court for a breach of contract the courts recognize three forms of repudiation an unconditional refusal to follow the contract agreement taking an action that makes it impossible for the contract to stand or the second party to perform or the transference of property that is the subject of a contract for example in the sale of a home promised to another buyer 