I always please with the interesting and value post. I'm at the stage of supplement item to upload,how do I upload all my documents step by step because I can only see about few places to upload. Please I need orientation because what you don't know is bigger than you.
Kindly take a look at this:

Yes use those few spaces to upload the documents..if it ain't enough, make a comment under ur post and continue the pictures uploading and keep doing that till all pictures are uploaded