diff --git a/booking.emails.inc b/booking.emails.inc
index f494baa..80f889c 100644
--- a/booking.emails.inc
+++ b/booking.emails.inc
@@ -390,7 +390,7 @@ function _booking_travelform_confirmation_email($nid)
 	watchdog('booking', 'Sending travelform confirmation email to !first !last', array('!first' => $node->booking_firstname, '!last' => $node->booking_lastname));		
 
 	//calculate the from email address
-	$from = t('!event Registrations <!email>', array('!event' => $event->booking_eventname, 
+	$from = t('!event Travel <!email>', array('!event' => $event->booking_eventname, 
 	           '!email' =>  variable_get('booking_logistics_email', variable_get('site_mail', ini_get('sendmail_from')))
 	         ));	
 
diff --git a/booking.helper.inc b/booking.helper.inc
index e5d0aff..da2db51 100644
--- a/booking.helper.inc
+++ b/booking.helper.inc
@@ -702,6 +702,14 @@ function _booking_total_due($person)
 {
 	$total_due = 0.00;
 	
+	//check for a spouse
+	if ($person->booking_partner_id > 0 && variable_get('booking_enable_combined_pricing', 0) == 1)
+	{
+		//watchdog('booking', "Calculating total amount due for a married couple.");
+		
+		//TODO: figure out if anything special is needed here
+	}
+	
 	//determine what rate this person needs to pay
 	if ($person->booking_welfare_required == 'Y' || $person->booking_committee_member == 'Y')
 	{
diff --git a/booking.register.inc b/booking.register.inc
index dd2f46c..e87534b 100644
--- a/booking.register.inc
+++ b/booking.register.inc
@@ -1276,7 +1276,7 @@ function _booking_update($node) {
 		'booking_payment_id' => $node->booking_payment_id, 
 		'booking_total_pay_reqd' => $node->booking_total_pay_reqd,   
 		'booking_amount_paid' => $node->booking_amount_paid,    
-		'booking_refund_due' => $node->booking_refund_due,     
+		'booking_refund_due' => $node->booking_refund_due == '' ? 0 : $node->booking_refund_due,     
 		'booking_guardian_name' => $node->booking_guardian_name, 
 		'booking_guardian_type' => $node->booking_guardian_type, 
 		'booking_guardian_phone' => $node->booking_guardian_phone,           
@@ -1505,16 +1505,21 @@ function _booking_update($node) {
 			->execute()
 			->fetchObject();		
 
+		/*
 		//check for early bird rate or full rate
 		if (_booking_is_earlybird() == TRUE)
 			$total_due = $price->booking_price;
 		else
 			$total_due = $price->booking_late_price;		
+		*/
+		
+		//always set the payment required to the "early" price, since the late price is calculated dynamically if required
+		
 		
 		//update the person with the new total pay required
 		db_update('booking_person')
 		  ->fields(array(
-			'booking_total_pay_reqd' => $total_due,
+			'booking_total_pay_reqd' => $price->booking_price,
 			))
 		  ->condition('nid', $node->nid)
 		  ->execute();		
diff --git a/booking.travel.inc b/booking.travel.inc
index 7b03009..720d46d 100644
--- a/booking.travel.inc
+++ b/booking.travel.inc
@@ -154,6 +154,7 @@ function travel_form($node, &$form_state, $inserting = FALSE, $nid = 0)
 	$form['travel']['booking_flight_datetime_inbound'] = array(
 		'#type' => 'date_select',
 		'#title' => t('Date and Time of flight arrival into Sydney Airport'),
+		'#description' => t('Note: 24 hour time - 12:00 is midday'),
 		'#default_value' => empty($data->booking_flight_datetime_inbound) ? '' : date("Y-m-d H:i:s", $data->booking_flight_datetime_inbound),
 		'#date_format' => 'd/m/Y H:i',	
 		'#date_year_range' => '0:0',
@@ -177,6 +178,7 @@ function travel_form($node, &$form_state, $inserting = FALSE, $nid = 0)
 	$form['travel']['booking_flight_datetime_outbound'] = array(
 		'#type' => 'date_select',
 		'#title' => t('Date and Time of flight departure from Sydney Airport'),
+		'#description' => t('Note: 24 hour time - 12:00 is midday'),		
 		'#default_value' => empty($data->booking_flight_datetime_outbound) ? '' : date("Y-m-d H:i:s", $data->booking_flight_datetime_outbound),
 		'#date_format' => 'd/m/Y H:i',
 		'#date_year_range' => '0:0',			
@@ -349,6 +351,14 @@ function travel_form_validate($form, &$form_state) {
 	//check to make sure flight info is entered if it is selected
 	if (isset($form_state['values']['booking_transport_type']) && $form_state['values']['booking_transport_type'] == 'Flying')
 	{
+		$arrival_time = _datetime_to_ts($form_state['values']['booking_flight_datetime_inbound']);
+		$departure_time =  _datetime_to_ts($form_state['values']['booking_flight_datetime_outbound']);
+		
+		watchdog('booking', "Travel form flying arrival ts !arrival, departing ts !depart", array('!arrival' => $arrival_time, '!depart' => $departure_time));
+		watchdog('booking', "<pre>Travel form raw data:\n@info</pre>",
+			array('@info' => print_r( $form_state['values'], true)));	
+			
+					
 		if ( (! isset($form_state['values']['booking_flightnum_inbound'])) || ($form_state['values']['booking_flightnum_inbound'] == '') )
 		{
 			form_set_error('booking_flightnum_inbound', 
@@ -395,7 +405,16 @@ function travel_form_validate($form, &$form_state) {
 			watchdog('booking', "<pre>Travel form missing flight departure time\n@info</pre>", array('@info' => print_r( $form_state['values'], true)));			
 		}
 		
-	}
+		//check for arrival time after departure time
+		if (_datetime_to_ts($form_state['values']['booking_flight_datetime_inbound']) > _datetime_to_ts($form_state['values']['booking_flight_datetime_outbound']))
+		{
+			form_set_error('booking_flight_datetime_inbound', 
+				t('You have entered an arrival flight time that is after your departure flight time.')
+			);			
+			watchdog('booking', "<pre>Travel form seems to have arrival flight after departure flight\n@info</pre>", array('@info' => print_r( $form_state['values'], true)));	
+		}
+		
+	}	//end check for flying
 	
 }