Money in Bali
Exchange facilities for the main foreign currencies are available in the major business centers of Bali. Rupiahs come in denominations of: 100.000, 50.000, 20.000, 10.000, 5000, 1000 and 500 in bank notes. In Bali you have any number of ways to change money. Banks are OK, Hotels are OK. Check to see who gives you the best rates. Look for a reputable location.

You are able to get a cash advance on your credit card of around $400.00 per day in most banks for just a few dollars in fees plus what your own bank charges.

note:
If you try and change older US bank notes, or if your bank notes are old and worn, or if you change smaller bill denominations, you will receive a lower exchange rate.

note:
If you exchange money in a moneychangers, count and recount your money. After you are absolutely sure you have the correct amount do not let the changer count it again.

Find out the exchange rate before you leave.