Oftentimes an MMO has a virtual economy, where players trade in-game goods. There are various degrees of markets depending on the particular game. Eve Online has a robust player-driven economy, where some players manipulate the market for their own financial gain. Whereas other games rely on simpler auction houses.
What is 'Imprest'. An imprest is a cash account that a business uses to pay for small, routine expenses. A fixed balance is maintained in the account, and it is replenished routinely to maintain that balance. Alternatively, an imprest can refer to a monetary advance given to a person for a specific purpose. Next Up.
All imprest cash funds are subject to unannounced audits by the Office of University Audits or Procurement Services. Each imprest cash fund is to be maintained at its original amount unless it is increased or decreased by obtaining from or returning the proper Form to Procurement Services. Additional information and forms are available for this purpose at http://procurement.umich.edu/about-us/forms.