Parents sent a message to the teacher asking for leave.

1, determine the date and time of leave, determine the specific date and time range of leave, and clearly point out the specific time period when the child will be absent.

2. Determine the reasons for the leave, and prepare a concise explanation.

3. Get the accurate contact information of the teacher, which can be the teacher's phone number, email address or other communication channels.

4. Write down the leave information and express it clearly, concisely and politely.