So I ordered a few rackmount kits from CablesAndKits.com yesterday, and just for fun I included this in the notes: Here's what came in the mail today (I didn't even pay for expedited shipping): Aside from the fact that this is hilarious, it's a straight up brilliant business move, these guys got 3 posts from my company on their facebook page praising them, and I've now blogged and tweeted about it. All for what? 5 minutes doodling on a box? On top of the hilarity, I now know that these guys are paying attention and listening to what I…