Abstract: A financial transaction system, such as an automobile bidding system is disclosed. The financial transaction system comprises a demand placement module, a supply providing module, and an algorithm linking the demand placement module to the supply providing module. The priority based processor, which is configured to correlate a plurality of demand priorities to a plurality of supply priorities such that a maximum of one match is provided between the demand priorities and the supply priorities. A priority based correlation algorithm, a priority based algorithmic process and an automobile bidding system are also disclosed.