diff --git a/cst363/readme.md b/cst363/readme.md
index 1883400..f64c649 100644
--- a/cst363/readme.md
+++ b/cst363/readme.md
@@ -3,6 +3,13 @@ Notes are ordered from lec[1].md to lec[N].md
 
 To be stitched later at some point.
 
+## Subheadings 
+
+Each sub heading should represent some topic covered per lecture section. 
+
+> sub-sub headings
+Will be finer details about a particular topic within a lecture.
+
 ## Markkdown flavor?
 
 Pandoc, if this compiles nicely on other platforms then great but idfc tbqh famalam