diff --git a/notes/business-communication.org b/notes/business-communication.org
index 7beaf9c..92cee98 100644
--- a/notes/business-communication.org
+++ b/notes/business-communication.org
@@ -1,7 +1,10 @@
 #+TITLE: Business Communication
 #+AUTHOR: Christopher James Hayward
 
+#+ROAM_KEY: https://chrishayward.xyz/notes/business-communication/
+
 #+HUGO_BASE_DIR: ~/.local/source/website
+#+HUGO_AUTO_SET_LASTMOD: t
 #+HUGO_SECTION: notes
 
 [fn:guffey-2010] Guffey, M. E., Rogin, P., & Rhodes, K. (2010). Business Communication: Process and Product. https://online.vitalsource.com/books/0176573097
diff --git a/notes/computer-science.org b/notes/computer-science.org
index c11d87e..342b2de 100644
--- a/notes/computer-science.org
+++ b/notes/computer-science.org
@@ -1,7 +1,10 @@
 #+TITLE: Computer Science
 #+AUTHOR: Christopher James Hayward
 
+#+ROAM_KEY: https://chrishayward.xyz/notes/computer-science/
+
 #+HUGO_BASE_DIR: ~/.local/source/website
+#+HUGO_AUTO_SET_LASTMOD: t
 #+HUGO_SECTION: notes
 
 [fn:scneider-2012] Schneider, G. M., & Gerstring, J. (2012). Invitation to Computer Science (6th ed.). https://online.vitalsource.com/books/0176692193
diff --git a/notes/data-structures.org b/notes/data-structures.org
index 2e7cb00..4609904 100644
--- a/notes/data-structures.org
+++ b/notes/data-structures.org
@@ -1,7 +1,10 @@
 #+TITLE: Data Structures
 #+AUTHOR: Christopher James Hayward
 
+#+ROAM_KEY: https://chrishayward.xyz/notes/data-structures/
+
 #+HUGO_BASE_DIR: ~/.local/source/website
+#+HUGO_AUTO_SET_LASTMOD: t
 #+HUGO_SECTION: notes
 
 + Built on primitive data types
diff --git a/notes/finite-mathematics.org b/notes/finite-mathematics.org
index 725320f..635f2e6 100644
--- a/notes/finite-mathematics.org
+++ b/notes/finite-mathematics.org
@@ -1,7 +1,10 @@
 #+TITLE: Finite Mathematics
 #+AUTHOR: Christopher James Hayward
 
+#+ROAM_KEY: https://chrishayward.xyz/notes/finite-mathematics/
+
 #+HUGO_BASE_DIR: ~/.local/source/website
+#+HUGO_AUTO_SET_LASTMOD: t
 #+HUGO_SECTION: notes
 
 [fn:barnett-2014] Barnett, R. A., Ziegler, M. R., & Byleen, K. E. (2014). Finite Mathematics for Business, Economics, Life Sciences and Social Sciences, Global Edition. Pearson Education Canada. https://online.vitalsource.com/books/9781269580786
diff --git a/notes/systems-analysis-design.org b/notes/systems-analysis-design.org
index 98f7254..745af9c 100644
--- a/notes/systems-analysis-design.org
+++ b/notes/systems-analysis-design.org
@@ -1,7 +1,10 @@
 #+TITLE: Systems Analysis & Design
 #+AUTHOR: Christopher James Hayward
 
+#+ROAM_KEY: https://chrishayward.xyz/notes/systems-analysis-design/
+
 #+HUGO_BASE_DIR: ~/.local/source/website
+#+HUGO_AUTO_SET_LASTMOD: t
 #+HUGO_SECTION: notes
 
 [fn:satzinger-2002] Satzinger, J. W., Jackson, R. B., & Burd, S. D. (2002). Systems Analysis and Design in a Changing World (2. ed). Course Technology. https://online.vitalsource.com/books/0176656766