diff --git a/COLLABORATION.org b/COLLABORATION.org
index ae7ef8b..36a7956 100644
--- a/COLLABORATION.org
+++ b/COLLABORATION.org
@@ -11,6 +11,12 @@ Once both of the above are installed, the devcontainer can be started with ~devc
 
 Once the devcontainer is running, enter it with ~devcontainer exec --workspace-folder . bash~. This will put you at the repository root.
 
+* Dependencies
+The ~deps.lock~ file contains the versions of eggs used in this repository. They can be installed with ~chicken-install -from-list deps.lock~.
+
+* Collaborating with Emacs
+The ~.dir-locals.el~ file automatically sets the Geiser Scheme implementation to Chicken, for any Scheme source file in this directory.
+
 * Running Tests & Samples
 From the ~build~ directory, run ~csm -program <module> ..~ to build a particular module, the ~./<module>~ to run it.