Add information about steps required before importing your migrated data. (#4007)

Author: kwacky1

content/admin/user-management/migrating-data-to-your-enterprise.md

@@ -17,10 +17,12 @@ versions:
 
 ### Applying the imported data on {% data variables.product.prodname_ghe_server %}
 
+Once you have [prepared your migration](/admin/user-management/preparing-to-migrate-data-to-your-enterprise) you can use the following steps to complete the migration.
+
 {% data reusables.enterprise_installation.ssh-into-target-instance %}
 
 2. Using the `ghe-migrator import` command, start the import process. You'll need:
-    * Your Migration GUID.
+    * Your Migration GUID. For more information, see "[Preparing to migrate data to your enterprise](/admin/user-management/preparing-to-migrate-data-to-your-enterprise)."
     * Your personal access token for authentication. The personal access token that you use is only for authentication as a site administrator, and does not require any specific scope. For more information, see "[Creating a personal access token](/github/authenticating-to-github/creating-a-personal-access-token)."
 
     ```shell