The Notes feature in each Profile gives a space for its collaborators to communicate and ask questions. These Notes can be private to the Company or shared to all Companies on the Profile.
How To Write A Note
Click the Notes section on the right side of your profile.
Click Add a new note. Type the text of your note, then click Save Note.
How to make a Note a Private (my Company-only)
If you want the Note to be private to your Company only, click the Private to my company only checkbox before you type any other text.
How to mention a specific Company or User in your Note
Click the @ button or simply type an "@" symbol to trigger the Mentions list and select who you would like to notify. This allows you to be specific about who you want to notify, and the mentioned User or Company knows that he / she / it specifically is needed.