How do I set up a follow-up for a Case created by a partner?

You can schedule calls, meetings, or follow-ups for a partner-created Case through the Events Tab in the Case record. 
Follow these steps to create an event in the Case record:

1. Log in to your CRM account.
2. Click the Main Menu.
3. Go to the Cases module. The Cases List View opens. 
4. Open the Case created by the partner. The Case Summary View opens.
5. Click the Events Tab. The Events List view opens. 
6. Click Add Event. The Quick Create > Event window opens.
7. Enter all the mandatory fields. 
8. Click Save.