Current Attempt in Progress Presented below is the trial balance of the Sheffield Golf Club, Inc. as of December 31 . The books are closed annually on December 31. (1) The buildings have an estimated life of 30 years with no salvage value (straight-line method). (2) The equipment is depreciated at 10% per year. (3) Insurance expired during the year $3,370. (4) The rent revenue represents the amount received for 11 months for dining facilities. The December rent has not yet been received. (5) It is estimated that 12% of the accounts receivable will be uncollectible. (6) Salaries and wages earned but not paid by December 31,$3,686. (7) Dues received in advance from members $9,240 were recorded as Dues Revenue