When planning an instant message,the message should be planned according to the rules of oral conversation instead of written conversation.

Oral Conversation

A form of verbal communication that involves spoken words and occurs between two or more individuals in a direct, face-to-face setting.

Written Conversation

Dialogue or exchange of ideas that occurs through written communication rather than spoken words.

Instant Message

Instant message refers to a real-time communication method through text messages exchanged between users on a computer network.