This lesson will show you how to set up your folders on an external hard drive.
Find your external HD on your Desktop
Make a new folder and name it: YourName_Catalog
Select the new folder, then select Get Info. Note this may be located differently on some systems.
Now select the RED label. This will make the folder more visible in the Finder.
Now enter the new folder.
In the YourName_Catalog folder, make a new folder and title it: Download_Folder.
Now make a second new folder, and name it: Working_Folder.
Change the folder view to Column View, your folder structure should look as illustrated.