SYSTEM AND METHOD FOR DATA CLEANSING

There is provided a method that includes (a) receiving an input postal address, (b) comparing the input postal address to a standard, (c) providing a single best postal address corresponding to the input postal address based on the comparing, (d) matching the single best postal address to a business in a business information database, (e) obtaining a business address for the business from the business information database, and (f) correcting the single best postal address, based on the business address, to yield a corrected postal address. There is also provided a system that performs the method, and a machine-readable medium having instructions stored thereon that cause the machine to perform the method.