| http://www.w3.org/ns/prov#value | - So if the payment system charges 3% or more, there will not be enough left to turn a profit.Service providers such as schools and hospitals, where the amount billed is large, also do not find percentage-based commissions attractive.It is common for retailers to get charged 2.5% to 3% for physical swiping of credit cards at their brick-and-mortar retail store.
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