public function updateEditAccountForm($form)
    {
        // Add company name field
        $company_field = TextField::create(
            "Company",
            _t('CheckoutUsers.Company', "Company")
        );
        $company_field->setRightTitle(_t("Checkout.Optional", "Optional"));
        $form->Fields()->insertBefore($company_field, "FirstName");

        // Add contact phone number field
        $phone_field = TextField::create(
            "PhoneNumber",
            _t("CheckoutUsers.PhoneNumber", "Phone Number")
        );
        $phone_field->setRightTitle(_t("Checkout.Optional", "Optional"));
        $form->Fields()->add($phone_field);
    }