The Artisan Wines is a retail store selling vintage wines. On December 31, 20X1, the firms general ledger contained the accounts and balances below. All account balances are normal.

Cash	$	41,248
Accounts Receivable		570
Prepaid Advertising		900
Supplies		370
Merchandise Inventory		15,700
Store Equipment		25,700
Accumulated DepreciationStore Equipment		3,700
Office Equipment		5,700
Accumulated DepreciationOffice Equipment		1,850
Notes Payable, due 20X2		27,000
Accounts Payable		2,775
Wages Payable
Social Security Tax Payable
Medicare Tax Payable
Unearned Seminar Fees		8,500
Interest Payable
Vincent Carbone, Capital		33,400
Vincent Carbone, Drawing		14,810
Income Summary
Sales		157,470
Sales Discounts		270
Seminar Fee Income
Purchases		91,700
Purchases Returns and Allowances		1,700
Freight In		260
Rent Expense		13,900
Wages Expense		22,000
Payroll Taxes Expense		3,047
Depreciation ExpenseStore Equipment
Depreciation ExpenseOffice Equipment
Advertising Expense
Supplies Expense
Interest Expense		220

ADJUSTMENTS:

a.b. Merchandise inventory at December 31, 20X1, was counted and determined to be $12,700.

1. The amount recorded as prepaid advertising represents $900 paid on September 1, 20X1, for 12 months of advertising.
2. The amount of supplies on hand at December 31 was $135.
3. Depreciation on store equipment was $3,300 for 20X1.
4. Depreciation on office equipment was $1,175 for 20X1.
5. Unearned Seminar Fees represent $8,500 received on November 1, 20X1, for five seminars. At December 31, four of these seminars had been conducted.
6. Wages owed but not paid at December 31 were $600.
7. On December 31, 20X1, the firm owed the employers social security tax ($37.20) and Medicare tax ($8.70).
8. The note payable bears interest at 8 percent per annum. One months interest is owed at December 31, 20X1.

Required:

1. Prepare the Trial Balance section of a 10-column worksheet. The worksheet covers the year ended December 31, 20X1.
2. Enter the adjustments above in the Adjustments section of the worksheet.
3. Complete the worksheet.

Analyze: What was the amount of revenue earned by conducting seminars during the year ended December 31, 20X1?