Navigate to your eDiscovery Center and click Create New Case.
Users within the eDiscovery Center have widespread access to content as well as data access (for example, they can restrict deletion on widespread amounts of content). You should limit access to eDiscovery Centers and Cases to the appropriate regulatory personnel.
On the New SharePoint Site page, enter a title and description for the case.
Enter a URL for the site, relative to the eDiscovery Center.
Choose a language for your case.
Choose user permissions for the case.
Select navigation options for the site.
Click Create.
Navigate to your eDiscovery Center and then, on the Quick Launch bar, click the Cases link.
Click the case that you want to access.