The trial balance of Pacilio Security Services, Incorporated as of January $1,$ Year $4,$ had the following normal balances.

Cash $ $12,500$

Accounts Receivable $3,500$

Supplies $120$

Prepaid Rent $1,000$

Land $4,000$

Unearned Revenue $900$

Salaries Payable $1,000$

Common Stock $8,000$

Retained Earnings $11,220$

In Year $4,$ Pacilio Security Services decided to expand its business to sell security systems and offer $24-$hour alarm monitoring services. It plans to phase out its current service of providing security personnel at various events. The following summary transactions occurred during Year $4$:

Paid the salaries payable from Year $3.$

Acquired an additional $$42,000$ cash from the issue of common stock.

Rented a larger building on May $1$; paid $$6,000$ for $12$ months$$ rent in advance.

Paid $$800$ cash for supplies to be used over the next several months by the business.

Purchased alarm systems for resale at a cost of $$12,000.$ The alarm systems were purchased on account with the terms $2/10,$ n$/30.$

Returned alarm systems that had a cost of $$240.$

Installed alarm systems during the year for a total sales amount of $$20,000.$ Sales of $$15,000$ were on account, while $$5,000$ were cash sales.

The cost of the systems sold in Event $7$ amounted to $$9,440.$

Paid the installers and other employees a total of $$9,500$ in salaries.

Sold $$36,000$ of monitoring services for the year. The services are billed to the customers each month.

Paid cash on accounts payable. The payment was made before the discount period expired. At the time of purchase, the inventory has a cost of $$8,000.$

Paid cash to settle additional accounts payable in the amount of $$2,780.$ The payment was made after the discount period expired.

Collected $$43,000$ of accounts receivable during the year.

Performed $$12,000$ of security services for area events; $$9,000$ was on account and $$3,000$ was for cash.

Paid advertising cost of $$1,620$ for the year.

Paid $$1,100$ for utilities expense for the year.

Paid a dividend of $$12,000$ to the shareholders.

Adjustment Information

Supplies of $$150$ were on hand at the end of the year.

Recognized the expired rent for the year.

Recognized the balance of the unearned revenue; cash was received in Year $3.$

Accrued salaries at December $31,$ Year $4,$ were $$1,500.$

income statement