Bringing someone in to correct alleged mistake without consent generally voids remedy through the original contract.
Should have allowed your mate to rectify, refusing reduction in bill which if reasonable also closes the door usually. What are they quibbling about... 50 quid?
Bringing someone in to correct alleged mistake without consent generally voids remedy through the original contract.
Should have allowed your mate to rectify, refusing reduction in bill which if reasonable also closes the door usually. What are they quibbling about... 50 quid?