diff --git a/index.php b/index.php
index 7003053..c93cec5 100644
--- a/index.php
+++ b/index.php
@@ -97,6 +97,13 @@ if (!$tpl_done && isset($_SESSION['access_token']) && $_SESSION['access_token'])
         switch ($_GET['action']) {
             case 'send':
                 echo "This would send the mail...";
+                $mtpl = $m->loadTemplate('mail_' . $form_type);
+                $action = $form_type;
+                require 'prep_mail.php';
+                $data['action'] = $action;
+                $mail_html = $mtpl->render($data);
+                echo '<hr/>'.$mail_html;
+
                 break;
             case 'event':
                 $tpl = $m->loadTemplate('event_html');
diff --git a/prep_mail.php b/prep_mail.php
new file mode 100644
index 0000000..a7b8a04
--- /dev/null
+++ b/prep_mail.php
@@ -0,0 +1,46 @@
+<?php
+
+// FOR TESTING:
+if (!isset($action)) {
+    $action = 'hotel';
+    $debug = true;
+}
+$skey   = 'form_' . $action;
+
+$field_data_json = file_get_contents('definitions/' . $action . '.json');
+$field_data = json_decode($field_data_json, true);
+
+$fields = array();
+
+// Assign fields to groups, fill in (default) values
+foreach ($field_data['fields'] as $key=>$meta) {
+    $meta['field_id'] = $key;
+
+    // Assign session value if set, or use default if set
+    if (isset($_SESSION[$skey][$key])) {
+        $meta['value'] = $_SESSION[$skey][$key];
+
+        switch ($meta['type']) {
+            case 'datetime':
+                $meta['value_unixtime'] = strtotime($meta['value']);
+                break;
+        }
+    }
+
+    // Field type marker for Mustache
+    $meta['fieldtype_' . $meta['type']] = true;
+
+    // Add useful default values for some types
+    if ($meta['type'] == 'datetime') {
+        $meta['today'] = date('Y-m-d');
+    }
+
+    // Add to fieldlist
+    $fields[$key] = $meta;
+}
+
+if ($debug) {
+    print_r($fields);
+}
+
+$data = array_merge($data, $fields);
diff --git a/templates/mail_hotel.mustache b/templates/mail_hotel.mustache
new file mode 100644
index 0000000..0c369e6
--- /dev/null
+++ b/templates/mail_hotel.mustache
@@ -0,0 +1,3 @@
+This is the Template for the {{action}} Mail!
+
+{{reservationFor_name.value}}