Right click on the file and select 'Start Watching' to start keeping a watch of activities performed on selected files.

By default, there are 4 activities that are selected for receiving instant notifications when you click 'Start Watching'.

a. Revision Upload - To receive notifications regarding upload of revisions on selected files.

b. Distribution - To receive notifications regarding distribution of selected files.

c. Status Change - To receive notifications regarding status changes on selected files.

d. Discussions - To receive notifications regarding discussions created on selected files.