Rhino makes great stuff. I'm contemplating ordering their Pioneer platform rack and mounting to my bare roof using Rhino tracks. It's quite expensive, but a very versatile rack.
Sorry for posting a Ford pic, but similar to this:
I found a DIY awning build on youtube and gave it a try. I went camping on Holly Beach this weekend and we got hit with a storm pushing 40 mph winds and it held up great! The best part is it only cost me about $90 to build