1. How to use this website
This website abounds with useful information. The Search feature, located at the top right, allows you to quickly find specific information concerning PR2 and ROS. The link bar across the top breaks out this site into documentation, support, software, and FAQ specific sections. If you need help, want to learn more about PR2, or are trying to find information about a ROS feature then use the Documentation link. The Submit a Ticket link will take you to the new ticket form where you can report hardware problems. And, the FAQ link will help you find answers to frequently asked questions. The Download link will take you to download the latest basestation software.
If you are new to PR2 and want to learn more then please continue reading this page.
2. Getting to know the PR2
Depending on your learning style and preferences, you can take two approaches to getting to know the PR2:
Start the Tutorials - Dive in right away and start working with PR2.
PR2 Manual - Read through the PR2 manual, a written overview of PR2 and its capabilities.
For more detailed information on PR2 modularity, see the PR2 Modularity.
3. Finding Answers
There are three places to look for answers to your questions and problems. The first is this wiki. Try the Search feature located at the top right.
If you can't find a solution to your problem, then try searching the archived mailing list.
Finally, if you still out of luck then send an email out to the appropriate mailing list. Make sure to include as much detail about your problem as possible.
Check out the Support page for more information.
4. Finding Code
Wondering if there is already a ROS package out there that does what you need? The Browse Software tool also lets search for useful packages. You can also browse the list of public ROS repositories to look for groups doing similar work.