there's tutorial located at
https://oss.azurewebsites.net/tutorial.php
you said you've gone thru the tutorial, you should be able to upload files to yourself. yet you say you are confused.
Tutorial Step 1: Creating a new site
did you understand that? have you done that?
Tutorial Step 2: Connecting to a site
did you understand that? have you done that?
Tutorial Step 3: Transferring files
did you understand this step? have you done it?
just saying "I am throughly confused" doesn't us figure out what you are confused about.