Cash is no longer being accepted by the Cashier's Office. If you have cash, you can take it down to the local post office, up to $1,000, and purchase a money order for a fee, less than $5. The money order can then be deposited same as checks.
Bring checks and/or money orders designated for your organization to 211G Collis Center preferably on the same business day as received, but no later than 2 business days after receipt, and attach the Deposit Slip for Checks.
If it's a donation, you should fill out the Donation Form. For more on donations, see "Accepting Donations" under the "Managing Your Accounts" section.