All important liaison information can be found in SAS's SASDocs Wikipedia under the heading "Liaison Documentation".

At the bottom of the main SASDocs Wikipedia page, there is a list of category links such as "Application Specific" and "E-Mail." Clicking on a category link will bring up a list of documentation pertaining to the clicked category. Clicking on the category "Liaison Info" will bring up information SAS believes liaisons will find helpful.