Betting (2 facts) - A FinancialTransaction where an instance of CurrencyMeasure is exchanged for the possibility of winning a larger instance of CurrencyMeasure within the context of some sort of Game
Buying (4 facts) - A FinancialTransaction in which an instance of CurrencyMeasure is exchanged for an instance of Physical
Selling (3 facts) - A FinancialTransaction in which an instance of Physical is exchanged for an instance of CurrencyMeasure