diff --git a/readme.md b/readme.md
index 28823bf..aec04ea 100644
--- a/readme.md
+++ b/readme.md
@@ -14,11 +14,34 @@ What if there was a unified way to do so?
 
 ## How
 
+Picture it…
+
+### Group environment variables
+
+* numbered
+  * Certificate Authority armored certificates
+  * Domain Name System servers IP addresses
+* set group environment variables for
+  * ref names for deployment contexts of feature, staging & release
+  * alternate locations of
+    * Git repositories of this project & its parent framework
+    * Operating Systems & Software packages
+  * SSH key & hosts for deployments
+  * a standalone POSIX shell script payload
+
+### Workflow files
+
+* calling the POSIX shell script payload as their very first step
+* using a unified YAML syntax made of actions implemented in Python
+
+### Continous Integration & Deployment
+
+* configuring the Operating System container
+* installing Python system & virtual environments
+
 ## What
 
-Handle project workflows
-* from a POSIX shell script payload in a group variable
-* with a unified YAML syntax of actions implemented in Python
+Handle project workflows:
 * whether the network infrastructure is
   * [X] online
   * [X] offline with custom