Creating a "proper post" depends entirely on the —the level of formality—required for your specific audience and platform. Common Language Registers
To ensure your post is "proper" for its intended context, follow these general tips from Penn State University and Sparkl : Register
: Used for academic discussion, official reports, or professional announcements. Creating a "proper post" depends entirely on the
: Reserved for historical or traditional texts like legal pledges or wedding vows. Register