diff --git a/services/web/app/src/router.js b/services/web/app/src/router.js
index 4f2f8af87f..d2ff8ce8f4 100644
--- a/services/web/app/src/router.js
+++ b/services/web/app/src/router.js
@@ -75,7 +75,9 @@ function initialize(webRouter, privateApiRouter, publicApiRouter) {
   webRouter.get('*', AnalyticsUTMTrackingMiddleware.recordUTMTags())
   webRouter.get(
     '*',
-    expressify(SplitTestMiddleware.loadAssignmentsInLocals([]))
+    expressify(
+      SplitTestMiddleware.loadAssignmentsInLocals(['unified-navigation'])
+    )
   )
 
   webRouter.get('/login', UserPagesController.loginPage)
diff --git a/services/web/app/views/layout/navbar-marketing.pug b/services/web/app/views/layout/navbar-marketing.pug
index cdeef726f9..2a69d25457 100644
--- a/services/web/app/views/layout/navbar-marketing.pug
+++ b/services/web/app/views/layout/navbar-marketing.pug
@@ -36,7 +36,7 @@ nav.navbar.navbar-default.navbar-main
 
 
 				// loop over header_extras
-				each item in nav.header_extras
+				each item in ((splitTestVariants && (splitTestVariants['unified-navigation'] === 'show-unified-navigation')) ? nav.header_extras_unified : nav.header_extras)
 					-
 						if ((item.only_when_logged_in && getSessionUser())
 							|| (item.only_when_logged_out && (!getSessionUser()))
@@ -67,13 +67,25 @@ nav.navbar.navbar-default.navbar-main
 										else
 											li
 												if child.url
-													a(href=child.url, class=child.class) !{translate(child.text)}
+													a(
+														href=child.url, 
+														class=child.class,
+														event-tracking=child.event
+														event-tracking-mb="true"
+														event-tracking-trigger="click"
+													) !{translate(child.text)}
 												else
 													| !{translate(child.text)}
 						else
 							li(class=item.class)
 								if item.url
-									a(href=item.url, class=item.class) !{translate(item.text)}
+									a(
+										href=item.url,
+										class=item.class,
+										event-tracking=item.event
+										event-tracking-mb="true"
+										event-tracking-trigger="click"
+									) !{translate(item.text)}
 								else
 									| !{translate(item.text)}
 
diff --git a/services/web/app/views/layout/navbar.pug b/services/web/app/views/layout/navbar.pug
index 67215f06b3..5145f30768 100644
--- a/services/web/app/views/layout/navbar.pug
+++ b/services/web/app/views/layout/navbar.pug
@@ -26,7 +26,7 @@ nav.navbar.navbar-default.navbar-main
 
 
 				// loop over header_extras
-				each item in nav.header_extras
+				each item in ((splitTestVariants && (splitTestVariants['unified-navigation'] === 'show-unified-navigation')) ? nav.header_extras_unified : nav.header_extras)
 					-
 						if ((item.only_when_logged_in && getSessionUser())
 							|| (item.only_when_logged_out && (!getSessionUser()))
@@ -51,13 +51,25 @@ nav.navbar.navbar-default.navbar-main
 										else
 											li
 												if child.url
-													a(href=child.url, class=child.class) !{translate(child.text)}
+													a(
+														href=child.url,
+														class=child.class,
+														event-tracking=child.event
+														event-tracking-mb="true"
+														event-tracking-trigger="click"
+													) !{translate(child.text)}
 												else
 													| !{translate(child.text)}
 						else
 							li(class=item.class)
 								if item.url
-									a(href=item.url, class=item.class) !{translate(item.text)}
+									a(
+										href=item.url,
+										class=item.class,
+										event-tracking=item.event
+										event-tracking-mb="true"
+										event-tracking-trigger="click"
+									) !{translate(item.text)}
 								else
 									| !{translate(item.text)}
 
diff --git a/services/web/app/views/subscriptions/plans-marketing/_group_plan_modal.pug b/services/web/app/views/subscriptions/plans-marketing/_group_plan_modal.pug
index cc7e6774ea..3ed3238fe2 100644
--- a/services/web/app/views/subscriptions/plans-marketing/_group_plan_modal.pug
+++ b/services/web/app/views/subscriptions/plans-marketing/_group_plan_modal.pug
@@ -1,6 +1,10 @@
 div.modal.fade(tabindex="-1" role="dialog" data-ol-group-plan-modal)
 	.modal-dialog(role="document")
-		.modal-content
+		.modal-content(
+			event-tracking="form-submitted-groups-modal-open"
+			event-tracking-mb="true"
+			event-tracking-trigger="load"
+		)
 			.modal-header
 				h2 Customise your group subscription
 				h3 Save 30% or more
@@ -71,7 +75,12 @@ div.modal.fade(tabindex="-1" role="dialog" data-ol-group-plan-modal)
 										| The educational discount is available for groups of 10 or more
 			.modal-footer
 				.text-center
-					button.btn.btn-primary.btn-lg(data-ol-purchase-group-plan) Purchase Now
+					button.btn.btn-primary.btn-lg(
+						data-ol-purchase-group-plan
+						event-tracking="form-submitted-groups-modal-purchase-click"
+						event-tracking-mb="true"
+						event-tracking-trigger="click"
+						) Purchase Now
 					hr.thin
 					a(
 						href