diff --git a/notes/5_orchestration_building_systems_with_docker.md b/notes/5_orchestration_building_systems_with_docker.md
new file mode 100644
index 0000000..80f7431
--- /dev/null
+++ b/notes/5_orchestration_building_systems_with_docker.md
@@ -0,0 +1,22 @@
+# 5. Orchestration: Building Systems with Docker
+
+## Registries in detail
+
+Companies will create their own docker registry
+
+### What is a Docker Registry?
+
+* It's a program
+* Stores layers and images
+* Listens on (by default) port 5000
+* Maintains an index and search tags
+* Authorizes and authenticates connections (sometimes)
+
+### Popular Docker Registry Programs
+
+* Official Docker registry
+* Nexus
+
+### Running the Docker Registry in Docker
+* Docker makes installing network service easy
+* The registry is a Docker service
\ No newline at end of file
diff --git a/notes/6_where_to_go.md b/notes/6_where_to_go.md
new file mode 100644
index 0000000..d2c84a5
--- /dev/null
+++ b/notes/6_where_to_go.md
@@ -0,0 +1,6 @@
+# Where To Go Next
+
+* Goal: get one service to run in docker
+* Learn more about Dockerfiles
+* Run a production service on your laptop
+* Make a personal development image (containing all development tool)
\ No newline at end of file