Feb$17$: Purchased $$2,000$ inventory from Costco on account.

Feb$18$: Completed a catering service for $$5,000$;$$2,000$ cash and the rest on account.

Feb$19$: Paid its bill for utility $($received on Jan $20)$

Feb$21$: Received a utility bill of $$450,$ payable by March $19.$

Feb$26$: Received $$3,000$ from a customer in advance for a service scheduled for mid of March.

March$1$: Paid $$1,200$ for the rent of March.

March$3$: Paid $$2,000$ to Future Shop for the purchase of Jan$12.$

March$7$: Ordered advertising for $$350$ on account.

March$15$: Completed half of the service which was prepaid on Feb $26.$

March$17$: Received $$200,000$ mortgage from bank and purchased a building for $$230,000$; down payment $$30,000.$ Prepare journal entry