How to add a post as a Manager or Staff ?

video1.0<iframe src="https://www.loom.com/embed/a6e7459089f74334bb12a9c4376e563c" frameborder="0" width="2878" height="2158" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>21582878Loomhttps://www.loom.com21582878https://cdn.loom.com/sessions/thumbnails/a6e7459089f74334bb12a9c4376e563c-9dbc9e859170c7c3-full.jpg153.61How to add a post as a Manager or Staff ?