Paper size impossible to encounter ISO standard papers in day-to-day uses, with "Carta" (Letter), "Oficio" (Government-Legal) and "Doble carta" (Ledger/Tabloid) being nearly universal. In Canada, US paper sizes are a de facto standard. The government, however, also uses ISO paper sizes. There is an additional paper size, , to which the name "Government-Letter" was given by the IEEE Printer Working Group (PWG). It was prescribed by Herbert Hoover when he was Secretary of Commerce to be used for US government forms, apparently to enable discounts from the purchase of paper for schools, but more likely due to the standard use of trimming
City ledger service that the hotel provides, the charges are accumulated in the company's city ledger account. The hotel then periodically sends the bill to the company. The second major component of the city ledger are credit card accounts. When a guest uses a credit card, this transaction creates an account receivable for the hotel to be collected from the credit card company. This account receivable is recorded in the credit card company's city ledger account. As mentioned above, advance deposits are an example of an account payable found in the city ledger. When a guest pays a deposit prior to registration,