Hi Eric, I really appreciate your support!
I have updated my code as suggested. The two statements now look like this;
<?php
if (!session_id()) session_start();
if(isset($_POST["HouseKeeping_submit"])) {
$_SESSION["inform"] = "application_6.php";
}
?>
<?php
if (!session_id()) session_start();
if((isset($_POST['House_Keeping_group_Council_Tax']) && $_POST['House_Keeping_group_Council_Tax'] == 1) || (isset($_POST['House_Keeping_group_TV_Licence']) && $_POST['House_Keeping_group_TV_Licence'] == 1) || (isset($_POST['House_Keeping_group_Water_Company']) && $_POST['House_Keeping_group_Water_Company'] == 1) || (isset($_POST['House_Keeping_group_Council_Tax_2']) && $_POST['House_Keeping_group_Council_Tax_2'] == 1) || (isset($_POST['House_Keeping_group_TV_Licence_2']) && $_POST['House_Keeping_group_TV_Licence_2'] == 1) || (isset($_POST['House_Keeping_group_Water_Company_2']) && $_POST['House_Keeping_group_Water_Company_2'] == 1)){
$_SESSION["inform"] = "thank_you2.php";
} else {
$_SESSION["inform"] = "application6.php";
}
?>
Unfortunately I am still having the same issue, all radios must be ticked as yes for any type of page redirection to take place.