For the past several years, Steffy Lopez has operated a part-time consulting business from his home. As of July 1, 20Y2, Steffy decided to move to rented quarters and to operate the business, which was to be known as Diamond Consulting, on a full-time basis. Diamond entered into the following transactions during July: Jul. 1 The following assets were received from Steffy Lopez in exchange for common stock: cash, $13,500; accounts receivable, $20,800; supplies, $3,200; and office equipment, $7,500. There were no liabilities received.
1 Paid two monthsâ rent on a lease rental contract, $4,800.
2 Paid the premiums on property and casualty insurance policies, $4,500.
4 Received cash from clients as an advance payment for services to be provided, and recorded it as unearned fees, $5,500.
5 Purchased additional office equipment on account from Office Station Co., $6,500.
6 Received cash from clients on account, $15,300.
10 Paid cash for a newspaper advertisement, $400.
12 Paid Office Station Co. for part of the debt incurred on July 5, $5,200.
12 Recorded services provided on account for the period July 1â12, $13,300.
14 Paid receptionist for two weeksâ salary, $1,750.

Jul.
17 Recorded cash from cash clients for fees earned during the period July 1â17, $9,450.
18 Paid cash for supplies, $600.
20 Recorded services provided on account for the period July 13â20, $6,650.
24 Recorded cash from cash clients for fees earned for the period July 17â24, $4,000.
26 Received cash from clients on account, $12,000.
27 Paid receptionist for two weeksâ salary, $1,750.
29 Paid telephone bill for July, $325.
31 Paid electricity bill for July, $675.
31 Recorded cash from cash clients for fees earned for the period July 25â31, $5,200.
31 Recorded services provided on account for the remainder of July, $3,000.
31 Paid dividends, $12,500.

Required:
a. Post the journal to a ledger of four-column accounts. Add the appropriate posting reference to the journal.
b. Prepare an unadjusted trial balance.