From SUMC Wiki
Most questions relating to how to use the Wiki can be answered on the Community Portal page.
If you need help with a specific issue, either use the discussion page on this page, or the discussion page on the Community Portal page. You can use the discussion pages by clicking on the discussion tab on the top.
The WikiMedia's User Guide is a good resource to start with to learn about how to generally use WikiMedia.
If all else fails, contact User:Sysop.