Hi Kelly, to PBF!
Your pictures aren't working...poo! Here's how to post a picture: viewtopic.php?t=10790
Here are some links that have some really good starter information for you:
What to Expect (from the website BadRap...they're the ones that took the Mike Vick dogs):
Breed Information: Pit Bulls and other dogs (from Pit Bull Rescue Central or PBRC another really awesome site): http://www.pbrc.net/breedinfo4.html
Dog park info (ew): viewtopic.php?f=2&t=50274
Behavior Adjustment Training (commonly referred to as BAT)-it's a really easy way to train http://empoweredanimals.com/BAT-basics.pdf
Stress in dogs-this is great for when they're interacting with other dogs or people...while you may have a dog friendly dog now-things could change...and if you're more prepared, you can prevent bad situations from happening: http://www.4pawsu.com/stresssigns.html
And lastly-since you live in a multi-dog home, here's some info on crating and rotating:
We look forward to having you and Sir Basil Robert Peabody *does a very formal bow and waves hands* here at PBF!