Abstract: A system and method is disclosed for modeling, predicting, forecasting, and analyzing organizational spend/procurement, such as travel spend. In various embodiments, a method for modeling, predicting, budgeting, and optimizing business spend and procurement is provided comprising obtaining benchmark data, obtaining opportunity assessment data, obtaining organizational cost data, modeling the opportunity assessment data in comparison to the benchmark data, and determining a potential cost result based on the modeling. The method may further comprise adjusting the opportunity assessment data to achieve a desired cost result.