diff --git a/gems/gitlab-active-context/README.md b/gems/gitlab-active-context/README.md
index 82cfac629aff3b490fa2f238984b1c5a81fccdd2..a86e01e577429d35c2f8d30834d1a23954ff1cd1 100644
--- a/gems/gitlab-active-context/README.md
+++ b/gems/gitlab-active-context/README.md
@@ -49,4 +49,8 @@ end
 
 ## Contributing
 
-TODO
+### Development guidelines
+
+1. Avoid adding too many changes in the monolith, keep concerns in the gem
+1. It's okay to reuse lib-type GitLab logic in the gem and stub it in specs. Avoid duplication this kind of logic into the code for long-term maintainability.
+1. Avoid referencing application logic from the monolith in the gem