Text in this input box gets added as a message to the post published on Facebook and LinkedIn. 


You can include the message along with the posts by following the steps below
  1. Open the Post Editor in the Wordpress Admin console. On this page, locate the Network Publisher widget in which you will find the text box provided for adding a Message, as shown below.


  2. Add a new Post along with the Message to be included in the post.

  3. Once you have published your post, it would be published in Facebook or LinkedIn depending on the networks you have configured.

  4. Below is an example of how a post will show up on Facebook Timeline with the Message.