Answer:

IOUS

Answer	Crossword Clue
IOUS	Chits
IOUS	Debtors' notes
IOUS	Markers

IOUS	Substitutes for poker chips, at times
IOUS	Debtor's offerings
IOUS	They may be in the pot
IOUS	Notes from those who've been cleaned out
IOUS	Promissory notes
IOUS	Debtor's papers
IOUS	Debt instruments
IOUS	Poker pot papers

IOUS	Pot markers
IOUS	Promises to pay
IOUS	Slips among the chips
IOUS	Debt indicators
IOUS	Debtor's letters
IOUS	Chits in a pot
IOUS	Chits in the pot
IOUS	Debtors' letters

IOUS	Letters to creditors?
IOUS	Papers promising payment
IOUS	Letters of debt
IOUS	Debtor's slips
IOUS	Debt warrants?
IOUS	Notes from shy folks?
IOUS	Gambling markers
IOUS	Markers, briefly

IOUS	Short notes
IOUS	Payback pledges
IOUS	Debt reminders
IOUS	Money substitutes
IOUS	Payment alternatives
IOUS	Certain promises
IOUS	Notes from short people?
IOUS	Gamblers' markers

IOUS	Gamblers' notes
IOUS	Payment pledges
IOUS	Poker table slips
IOUS	Red markers?
IOUS	Notes from broke poker players