Towne Investor and Towne Market Master are both money market accounts that combine the best of checking and savings. These accounts compound interest daily, and the higher the balance, the higher the interest rate. Members are also able to write up to three checks per statement, or have total withdrawals of six per month. Investor accounts are service charge free with a $2,500 daily balance. Market Master accounts are service charge free with a $10,000 daily balance.