diff --git a/_subsections/marketing-knowledge/brand.org b/_subsections/marketing-knowledge/brand.org
index ef6696b..d55a2fb 100644
--- a/_subsections/marketing-knowledge/brand.org
+++ b/_subsections/marketing-knowledge/brand.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: brand marketing
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/_subsections/marketing-knowledge/community.org b/_subsections/marketing-knowledge/community.org
index c7b8508..23f00c3 100644
--- a/_subsections/marketing-knowledge/community.org
+++ b/_subsections/marketing-knowledge/community.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: community
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/_subsections/marketing-knowledge/data.org b/_subsections/marketing-knowledge/data.org
index 1791009..a454420 100644
--- a/_subsections/marketing-knowledge/data.org
+++ b/_subsections/marketing-knowledge/data.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: data marketing
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/_subsections/marketing-knowledge/hustle.org b/_subsections/marketing-knowledge/hustle.org
index 9c6ba59..10b1deb 100644
--- a/_subsections/marketing-knowledge/hustle.org
+++ b/_subsections/marketing-knowledge/hustle.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: hustle
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/_subsections/marketing-knowledge/intro.org b/_subsections/marketing-knowledge/intro.org
index 89188a0..682c87e 100644
--- a/_subsections/marketing-knowledge/intro.org
+++ b/_subsections/marketing-knowledge/intro.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: intro
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/_subsections/marketing-knowledge/partner.org b/_subsections/marketing-knowledge/partner.org
index 0e80fbc..8acde54 100644
--- a/_subsections/marketing-knowledge/partner.org
+++ b/_subsections/marketing-knowledge/partner.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: partner marketing
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/_subsections/marketing-knowledge/pr.org b/_subsections/marketing-knowledge/pr.org
index 3451c69..60ff300 100644
--- a/_subsections/marketing-knowledge/pr.org
+++ b/_subsections/marketing-knowledge/pr.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: pr marketing
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/_subsections/marketing-knowledge/profitable.org b/_subsections/marketing-knowledge/profitable.org
index 17a4cd8..75e1fae 100644
--- a/_subsections/marketing-knowledge/profitable.org
+++ b/_subsections/marketing-knowledge/profitable.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: profitable marketing
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/_subsections/marketing-knowledge/social.org b/_subsections/marketing-knowledge/social.org
index efa5a2a..3d9c778 100644
--- a/_subsections/marketing-knowledge/social.org
+++ b/_subsections/marketing-knowledge/social.org
@@ -1,5 +1,5 @@
#+title: marketing knowledge: social marketing
-#+HTML_HEAD:
+#+HTML_HEAD:
* Links
#+attr_html: :class links
diff --git a/business-knowledge.org b/business-knowledge.org
index d941c79..41476a0 100644
--- a/business-knowledge.org
+++ b/business-knowledge.org
@@ -1,6 +1,5 @@
#+title: 30 Years of Business Knowledge in 2 hours - Simon Squib
-#+HTML_HEAD:
-#+HTML_HEAD:
+#+HTML_HEAD:
* Playlist
1. [[https://youtu.be/9VlvbpXwLJs?si=VD9PzhAxTpyr_a4Q][intro]]
diff --git a/marketing-knowledge.org b/marketing-knowledge.org
index 881eb7b..b448690 100644
--- a/marketing-knowledge.org
+++ b/marketing-knowledge.org
@@ -1,7 +1,7 @@
-#+HTML_HEAD:
-#+HTML_HEAD:
-#+HTML_HEAD:
-#+HTML_HEAD:
+#+HTML_HEAD:
+#+HTML_HEAD:
+#+HTML_HEAD:
+#+HTML_HEAD:
#+title: 30 Years of Marketing Knowledge in 53 Minutes