Want to take your workouts up a notch? Throw in a bit of suspension training. Love it.
The equipment is pretty simple. I personally use the TRX from Fitness Anywhere; which I'd highly recommend. Beautiful thing.
In terms of space, the workouts don't require all that much - though it's great if it's available. As long as you have room to get into a basic push-up position, you'll be fine.
There are many, many ways to enjoy some suspension training. Here are a few of my favourites :

Want more? Take a look at these :
Wondering what to use? How about these :
There's also an incredible array of articles and videos on this site. Use the search box at the top of each page, or send me an email.
I love incorporating suspension training into my bodyweight workouts - particularly when travelling. Just hook it up and go. Beautiful.
Incidentally, if you’d like to discuss any of the stuff above, come and join us on the Straight to the Bar Community over on Google+. Absolutely free.