title: Add custom radio buttons required fields before payment gateways in WooCommerce Checkout
body: <p>Is it possible to display these following radio buttons before payment gateways in check-out page:</p>
  <ul>
  <li><p>&quot;Pay at property&quot;<br/>
  Your card won't be charged, we only need your card details to
  guarantee your booking.</p>
  </li>
  <li><p>&quot;Pay now&quot;<br/>
  We will handle payment. You will receive a full refund if you change your mind before 31 December 2020.</p>
  </li>
  </ul>
  <p>Customers must choose one of these 2 buttons so one of these 2 buttons is required.</p>
  <p>Then to make it appears in order mail for admin and customers.</p>
  <p>If you have the solution, it will help me a lot !</p>