//Remove shipping Fields

unset($fields['shipping']['shipping_first_name']);  //shipping First Name

unset($fields['shipping']['shipping_last_name']);   //shipping Last Name

unset($fields['shipping']['shipping_company']);     //shipping Company

unset($fields['shipping']['shipping_address_1']);   // shipping Address 1

unset($fields['shipping']['shipping_address_2']);   // shipping Address 2

unset($fields['shipping']['shipping_city']);        // shipping City

unset($fields['shipping']['shipping_postcode']);    // shipping Postcode

unset($fields['shipping']['shipping_country']);     // shipping Country

unset($fields['shipping']['shipping_state']);       //shipping State

unset($fields['shipping']['shipping_email']);       //shipping Email