diff --git a/pygeoapi/provider/oracle.py b/pygeoapi/provider/oracle.py
index ff708b279..fdd880284 100644
--- a/pygeoapi/provider/oracle.py
+++ b/pygeoapi/provider/oracle.py
@@ -938,6 +938,7 @@ def _get_previous(self, cursor, identifier):
 
         :returns: feature id
         """
+        #GA Customisation - Correction to the SQL logic for retrieving the previous record (DAT-1039)
         sql = f"SELECT * \
                 FROM ( \
                 SELECT {self.id_field} AS id \
diff --git a/pygeoapi/templates/_base.html b/pygeoapi/templates/_base.html
index e61566aca..3a5435cd4 100644
--- a/pygeoapi/templates/_base.html
+++ b/pygeoapi/templates/_base.html
@@ -43,6 +43,7 @@
           <img src="{{ config['server']['url'] }}/static/img/ga_logo_inline.png"
             title="{{ config['metadata']['identification']['title'] }}" style="height:60px;vertical-align: middle;" /></a>
         <ul class="nav nav-pills">
+    {#GA Customisation - Remove Email #}
 	  <!--
 	  <li class="nav-item">
 	  	<a href="mailto:{{ config['metadata']['contact']['email'] }}" class="nav-link" aria-current="page">Contact</a>
@@ -99,6 +100,7 @@
       </div>
     </div>
     </main>
+    {#GA Customisation - Custom Footer #}
     <footer  style="background:linear-gradient(#082e41, #00718b);color: white; margin-top: auto;display: flex;flex-direction: column;width: 100%;vertical-align: middle;">
     <div id="footer-bottom" style="display: flex;flex-direction: column;gap: 16px;width: 100%;max-width: 990px;margin: 0 auto 20px auto;padding: 16px 12px;" >
       <div id="footer-bottom-links" style="display: flex; flex-direction: row; gap: 12px;" >
diff --git a/pygeoapi/templates/collections/items/index.html b/pygeoapi/templates/collections/items/index.html
index 44c16e9d0..856762724 100644
--- a/pygeoapi/templates/collections/items/index.html
+++ b/pygeoapi/templates/collections/items/index.html
@@ -171,6 +171,8 @@ <h1>{% for l in data['links'] if l.rel == 'collection' %} {{ l['title'] }} {% en
             layer.bindPopup(html);
         }
     });
+    {# GA Customisation - disableClusteringAtZoom: 9 parameter removed from L.markerClusterGroup. This is to fix issues with overlapping geometric points. (DAT-1053) #}
+
     {% if data['features'][0]['geometry']['type'] == 'Point' %}
     var markers = L.markerClusterGroup({
         chunkedLoading: true,
diff --git a/pygeoapi/templates/collections/items/item.html b/pygeoapi/templates/collections/items/item.html
index c90cd8eee..b2347a9c3 100644
--- a/pygeoapi/templates/collections/items/item.html
+++ b/pygeoapi/templates/collections/items/item.html
@@ -155,6 +155,7 @@ <h1>{{ data['id'] }}</h1>
 
 {% block extrafoot %}
     <script>
+    {#GA customisation - coordinates on L.map default to australia instead of Canada #}
     var map = L.map('items-map').setView([{{ -25 }}, {{ 135 }}], 3.25);
     map.addLayer(new L.TileLayer(
         '{{ config['server']['map']['url'] }}', {
diff --git a/pygeoapi/templates/collections/schema.html b/pygeoapi/templates/collections/schema.html
index 47d8a70e7..07081e783 100644
--- a/pygeoapi/templates/collections/schema.html
+++ b/pygeoapi/templates/collections/schema.html
@@ -6,6 +6,7 @@
 / <a href="{{ data['dataset_path'] }}/schema">{% trans %}Schema{% endtrans %}</a>
 {% endblock %}
 {% block body %}
+  {#GA Customisation - Columns and data[properties] altered for the custom schema implementation #}
     <section id="collection-schema">
       <h1>{{ data['title'] }}</h1>
       <p>{{ data['description'] }}</p>