One embodiment of the instant invention is a computer-implemented method for processing transaction-related data that includes at least the following steps of: receiving seller data about a seller; receiving buyer data about a buyer; generating a seller profile; generating a buyer profile; receiving transaction data about a current transaction between the seller and the buyer for an offering; generating a transaction composite for the current transaction; determining a classification rule for each transaction composite class; and classifying the transaction composite into a particular transaction composite class based on comparing the classification rule to: i) the generated seller profile, ii) the generated buyer profile, or iii) the current transaction.