1. A prioritizing system configured to prioritize processing of payment instructions through a payment instruction processing system of a business entity, the prioritizing system comprising: a data storage device configured to store a set of payment instructions including payment instructions related to payments from nostro accounts associated with the business entity and processed by other business entities, wherein the payment instructions have data fields for qualitative and quantitative attributes describing the payment instructions, a first set of rules determining a prioritization among the set of payment instructions, a queue holding and ordering the payment instructions, and a first sequence ordering the payment instructions in the queue based upon the first set of rules; and a processor configured to identify the first set of rules, determine the first sequence by applying the first set of rules, and initiate processing of the payment instructions in the queue according to the first sequence.