See below for the list of fields available in a Sumac communication record, what that field allows, and any customization options:
Contact - Mandatory; links the contact with whom you had the communication
Contact A - Renameable and Hideable; allows you to link a second contact to the communication record
Contact B - Renameable and Hideable; allows you to link a third contact to the communication record
Communication Type - Mandatory; not Renameable or Hideable; you can customize the values within this drop-down menu
Event - Renameable and Hideable; links to an Event in your database
Campaign - Renameable and Hideable; links to a Campaign in your database
Source - Renameable and Hideable; you can customize the values within this drop-down menu
Date - Mandatory; not Renameable or Hideable; holds a date
Notes - Not Renameable or Hideable; a long text field
URL/File - Renameable and Hideable; allows you to link a filepath for a file that is saved on your personal computer, server, or online shared drive to this communication record
Sensitive -Renameable and Hideable; allows you to make a specific communication record "sensitive" so that only users who are allowed to see sensitive data are allowed to see this communication record