Sandman (character) Master Sergeant Sandman was the callsign of an operator in the Delta Force and the team leader of Delta Force unit Team Metal.
The fuel flowage fee is actually an airport user fee and is the commonly accepted and fair way to raise airport revenues without placing the entire burden on local airport tenants since revenue is provided by transient aircraft using the airport.
Essentially, the âInterchangeâ rate is a percentage that is deducted from each credit card transaction amount, and the âAssessmentâ fee is a set percentage of processing volume charged by Visa, MasterCard and Discover.