> 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/2015-posts/notice-system-maintenance-july-19th-4am-2pm-eastern.md).

# Notice: System Maintenance: July 19th, 4AM-2PM Eastern

SIMnet will be unavailable Sunday, July 19th, 2015 from 4:00AM – 2:00PM Eastern. We are performing database patching. This maintenance is part of our continuous effort to improve performance, reliability, and security.

Note: The maintenance “rain date” will be Sunday, July 26th 2015 if unforeseen issues arise.

Sincerely,

McGraw-Hill Product Team