First, don't worry if you make a mistake. You can always cancel your edit using the Cancel button on the Editor Menu.
You may also revert to a previous revision - see Page Versions
The main thing to be cautious about is adding new pages. The page titles automatically appear in the Navigation Panel and need to be created correctly with visible titles and in the appropriate section of the Wiki.
If you have any questions or need assistance in contributing to the Wiki, especially regarding style or formatting standards, please contact any member of the Documentation Group:
Thanks for your contribution to the Wiki. We hope you never need this page.