Trade credit allows businesses to purchase goods or services without immediate payment, instead billing later within an agreed upon timeframe, usually 30-60 days. It is a major source of working capital for many businesses. For example, Walmart uses trade credit as a larger source of capital than bank loans. Deferred income is income received but not yet earned, as the goods or services have not been provided yet. Accrued expenses are expenses that have occurred but are not yet recorded, so an adjusting entry must be made to properly account for them. Commercial paper is an unsecured short-term loan issued by large corporations or banks to meet short-term debts, maturing within 1-270 days. It must be rated by a credit