The comments and updates section allows you to log notes/updates and also communicate with the team.
If the lead has been sent in by a lead generator, comments you put here will be shared with them giving real-time conversations.
In addition you can tag specific users to share your notes and updates with by using the @ symbol followed by their name/or you can select from the drop down list.
Fig1. Leaving an update
When leaving an update, you can also specify the type of update click on one of the icons to the right of the box to indicate if an update is a general update or through an email, phone call, in-person meeting or a cold-drop-in. This will then be logged in the update provided.