December 1 Received $21,000 cash from Du in exchange for common stock.
December 2 Received $3,500 cash from customers for services performed.
December 5 Paid $200 cash for supplies.
December 9 Performed services for a customer and billed the customer for services rendered, $2,000.
December 10 Received $300 invoice for utilities due in two weeks.
December 15 Paid for advertising on social media, $325.
December 20 Paid utility invoice received on December 10.
December 25 Collected cash in full from customer billed on December 9.
December 28 Paid rent for the month, $4,000.
December 28 Paid $1,250 to assistant for wages.
December 30 Received $1,800 cash from customers for services performed.
December 31 Cash dividends of $5,000 were paid to stockholders.