If you are to record transactions for the month of October:

1)Received the following bills for October services to be paid in November - $300 for October Utilities - $50 for 2 months interest on Tony's personal loan and $40 for one month on the company loan

2) Customer signed sales contract for on TV at $850. The TV will be delivered next month. The customer made an advance payment of $400. Where should I record the transaction under? Assets, Liabilities, Equity, Revenue, Expenses? Use the double entry accounting and be specific such as accounts payable under liability or cash under assets or interest expense under expenses.