> For the complete documentation index, see [llms.txt](https://help.simnetonline.com/blog/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.simnetonline.com/blog/2016-posts/notice-system-maintenance-sunday-june-12th-2016-4am-2pm.md).

# Notice: System Maintenance: Sunday, June 12th, 2016 4AM-2PM

SIMnet will be unavailable Sunday, June 12th, 2016 from 4:00AM – 2:00PM Eastern. We are performing database upgrades. This maintenance is part of our continuous effort to improve performance, reliability, and security.

Note: The maintenance “rain date” will be Saturday, June 18th 2016 if unforeseen issues arise.

Sincerely,

McGraw-Hill Product Team