The company provided $$3,000$ of sustainability consulting services on credit to customer.

May $3$ The company purchased $$800$ of energy$-$efficient supplies on credit.

May $9$ The company collected $$1,500$ cash as partial payment of the May $1$ consulting revenue.

May $20$ The company paid $$800$ cash toward the payable for energy$-$efficient supplies.

May $31$ The company paid $$600$ cash for May$$s renewable energy utilities.