Make the following adjusting journal entries in good form for Entity B for the year ended December 31, 2023.

1. In January 2023, Entity B purchased equipment for $18,000. The equipment is expected to last four years and the company utilized the straight line method.

2. Entity B received its property tax bill in the amount of $6,000. The bill is due on February 28, and Entity B will pay it then.

3. One-third of a customer's $1,200 retainer (the customer paid at the beginning of the year) has now been earned.

4. On June 30, 2023, Entity B purchased a one-year insurance policy for $900. One-half has now expired.

5. The bookkeeper discovered a sheaf of invoices for services rendered in the amount of $9,500 that had fallen behind a file cabinet. Though the work has been completed, the customers have not been billed.