Follow These three Important Steps before writing any kind of Leave Letter : In many cases, people need only few hours to complete some work. For example, consider that you have an appointment with a doctor to check whether you have got fever or cold. Other cases like you need to take your family out for a party or a function in evenings or you may be in any emergent situations. For all these occasions consider a half day leave letter. Check the format shown below. Letter: 6 th April 2002 To Mark Rudher Tinulf Creations Washington DC Dear Mark, I am writing this letter to inform you that I am in need of a half a day leave today afternoon. I need to take my son to the dentist to check his tooth. As my son was suffering from tooth pain, I fixed an appointment with the dentist today. I kindly request you to grant me permission to avail half day leave today. Thanking You, Yours Sincerely, Jeniffer Loyson