Looks like you can add "Cloud Identity Free" to keep using Drive and Documents. They give each user 15GB free. https://support.google.com/cloudidentity/answer/

Looks like you can add "Cloud Identity Free" to keep using Drive and Documents. They give each user 15GB free. https://support.google.com/cloudidentity/answer/7319251?hl=en https://support.google.com/cloudidentity/answer/7319251?hl=e... For a new domain I had to signup to Cloud Identity Premium then cancel. For an existing domain on Google Apps, just remove Workspace and add Cloud Identity Free.