Update README.md

README.md

@@ -6,5 +6,11 @@ This session will cover accesssing code.ornl.gov using UCAMS or XCAMS, adding
 external collaborators to projects, and setting up SSH keys for easy pushing and
 pulling.
 
-* Thursday 12/22, 9:00am in JICS Auditorium (5100 RM 128)
+### What is a Merge Request?
+##### Thursday 12/22, 9:00am in JICS Auditorium (5100 RM 128)
+Merge Requests are the core of collaboration in Gitlab. In this session, we'll 
+walk through creating a merge request for a shared project, and we'll talk about
+some of the issue that come up in accepting and vetting merge requests from
+external collaborators
+
 * Thursday 12/19, 9:00am in JICS Auditorium (5100 RM 128)
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