adding GitHost info

README.md

@@ -140,6 +140,10 @@ The aim of this project is to have a quick guide of what to do when an emergency
 * [Tweeting Guidelines](howto/tweeting-guidelines.md)
+## Other Servers and Services
+
+* [GitHost / GitLab Hosted](howto/githost.md)
+
 ## Adding runbooks rules
 * Make it quick - add links for checks

howto/githost.md

+# GitHost / GitLab Hosted
+
+## Overview
+
+GitHost or GitLab Hosted is a hosted Software as a Service offering where the users
+pay for individual private instances of GitLab hosted on Digital Ocean Droplets.
+
+All interactions are managed through the GitHost portal software, which is a
+Ruby on Rails application.
+
+GitHost is an entirely managed service offering.  The customers have no access
+to the underlying server / os.