Select how often the rent payments are made. The default is Monthly. Options are Daily, Weekly, Monthly, Quarterly, Semiannually, Yearly, and OneTime. The rent is paid as many times as needed according to the frequency length to cover the period of time from the step start to the step end. A OneTime payment is made at the beginning or end of the date range indicated (depending on the value of Payments in Advance), with no payments for the rest of the period.