money
They would like to return the unspent money back to American taxpayers.
You can not get a refund on a Playstation Store Purchase. You can not even get unspent money back from your Playstation Wallet
Forever, however, unspent money occasionally will become unspendable when the particular bill or coin is removed from circulation by the Treasury.
they call their money rubles.
A surplus budget is a year in which more money is taken in than is spent. This situation is very unusual in recent years, but did occur a couple of times in the 1990s.
For the majority off the book (and film) he mostly values his unspent hoards of money, until at the very end of the book he learns that happiness and relationships are more important.
pounds Is that all they call their money?
to clean unspent fuel out of the cylinders
No, a basic level check will only show unspent convictions.
they call their money U.S. dollars
These rules are not universally applied. If you work for a private company you MAY be able to do so, you would have to check with your Human Resources or Payroll departments. If you work for the government - ANY government - NO. The money belongs to the taxpayers and any that is unspent must be returned.
You call them 'The person I owe money to'