Interest hereunder on each Prime Rate Loan shall be due and payable on the last calendar day of each month during the term hereof, commencing on April 30, 2015. Interest hereunder on each LIBOR Loan shall be due and payable on the last day of each Interest Period applicable to such LIBOR Loan; provided, however, in the case of any Interest Period greater than 3 months in duration, interest shall be payable at 3 month intervals after the commencement of the applicable Interest Period and on the last day of such Interest Period. Bank shall, at its option, charge such interest, all Bank Expenses, and all Periodic Payments against any of Borrower’s deposit accounts or against the Revolving Line, in which case those amounts shall thereafter accrue interest at the rate then applicable hereunder. Any interest not paid when due shall be compounded by becoming a part of the Obligations, and such interest shall thereafter accrue interest at the rate then applicable hereunder.