Would you please help me correct, replace and fill the red cases? Thank you

Problem 3-6 The following are the trial balance and the other information related to Novak Perez, a consulting engineer. NOVAK PEREZ, CONSULTING ENGINEER TRIAL BALANCE DECEMBER 31, 2017 Debit $29,500 55,900 Credit Cash Accounts Recelvable Allowance for Doubtful Accounts Supplies Prepaid Insurance Equipment Accumulated Depreciation-Equipment Notes Payable Owner's Capital Service Revenue Rent Expense (13 months of rent) Salaries and Wages Expense Utilities Expenses Office Expense Totals $806 2,490 1,390 28,900 7,225 7,200 35,166 111,411 10,478 30,710 1,670 770 $161,808 $161,808 1. Fees received in advance from clients $6,510, which were recorded as revenue. 2. Services performed for clients that were not recorded by December 31, $4,525 3. Bad debt expense for the year is $1,419. 4. Insurance expired during the year $499. Equipment is being depreciated at 10% per year. 6. Novak Perez gave the bank a 90-day, 10% note for $7,200 on December 1, 2017. 7. Rent of the building is $806 per month. The rent for 2017 has been paid, as has that for January 2018, and recorded as Rent Expense. 8. Office salaries and wages earned but unpaid December 31, 2017, $2,658