(1) A party who seeks to charge an accounting party with an amount beyond what the accounting party by the accounting party's account admits receiving shall give to the accounting party notice of the charge, stating, so far as the party is able, the amount which that party seeks to charge, with brief particulars.
(2) A party who alleges that any item in the account of an accounting party is erroneous in amount or otherwise shall give to the accounting party notice of the allegation, stating the grounds.