I'm always amazed at the nests of cables that are created in switch rooms. People start off with the best intentions in the world but eventually it ends up in a big tangle. I've had to bend tempered glass cabinet doors to get them closed in the past. Came across this example that made me go 'wow':
This is how you do it properly:
Photos were borrowed from this article:
http://royal.pingdom.com/2008/01/24/when-data-center-cabling-becomes-art/