Bill$$s collected $$13,500$ from customers for services related to games played in July.

Bill$$s billed a customer for $$590$ for a party held at the center on the last day of July. The bill is to be paid in August.

The men$$s and women$$s bowling leagues gave Bill$$s advance payments totaling $$2,450$ for the fall season that starts in September.

Bill$$s received $$2,000$ from credit sales made to customers last month $($in June$).$

Bill$$s paid $$2,850$ to a plumbing company on the day of repairing a broken pipe in the restrooms.

Bill$$s paid $$3,400$ for the June electricity bill and received the July bill for $$4,200,$ which will be paid in August.

Bill$$s paid $$5,530$ to employees for work in July.