message: Only render coupon if it is there
diff: @@ -204,6 +204,7 @@ module.exports = class PaymentMethodsView extends Backbone.View
  coupon: @$('.js-coupon-code')
  # Set up CouponCodeView
  + if @els.coupon.length
  @subViews = [
  @couponCodeView = new CouponCodeView
  el: @els.coupon
  