1) Making sure SSL is working. The site mentioned above just has you hunt down some random bash file, that isn't even hosted anymore. On my Debian system I simply added this to my upload.sh:
2) The second suggestion is another example of the s2sync layout. Let's say you created the bucket "kelvinism" -- the following would move the documents inside a test folder from /home/kelvin named test to a folder named test in the kelvinism bucket. Sweet.
s3sync.rb -r --ssl --delete /home/kelvin/test kelvinism:/test