A review of the ledger of Vaughn Corporation at its year end, July $31,2021,$ produces the following unadjusted data for the preparation of annual adjusting entries:

Prepaid Insurance, July $31,2021,$ unadjusted balance, $$10,240$ : The company purchased an insurance policy on December $1,2019,$ with a two$-$year term, which expires November $30,2021.$

Buildings, July $31,2021,$ unadjusted balance, $$268,200$ : The company owns a building purchased on September $1,2017,$ for $$268,200,$ with an estimated $30-$year useful life. The company uses straight$-$line depreciation.

Deferred Revenue, July $31,2021,$ unadjusted balance, $$37,400$ : The selling price of a digital magazine subscription is $$66$ for $24$ monthly issues delivered over a two$-$year period. The company had sold $800$ subscriptions on January $1,2020,$ during a special promotion.

Salaries Payable, July $31,2021,$ unadjusted balance, $$0$ : There are $9$ salaried employees. Salaries are paid every Monday for the previous five$-$day workweek $($Monday to Friday$).6$ employees receive a salary of $$560$ each per week, and $3$ employees earn $$740$ each per week. July $31$ is a Saturday.