Form Alter to move Drupal fields

gistfile1.php

<?php 
/**
 * Implements hook_form_FORMID_alter().
 */
// Checkout Form Alter
function seedco_form_commerce_checkout_form_checkout_alter(&$form, &$form_state, $form_id) {
  // SECTION IN QUESTION
  $account_section = $form['account'];
  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['account'] = $account_section;
  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['account']['#weight'] = -99;
  unset($account_section);
  $form['#submit'][] = 'seedco_checkout_form_submit';
  // END SECTION IN QUESTION
  // Set Checkout Page Title
  drupal_set_title("An Invitation to Give");
  // Add Secure Giving text
  $form['cart_contents']['#prefix'] = "<span>Secure Giving</span>";
  // Rename Fieldset Titles
  $form['cart_contents']['#title'] = t("1. Select Your Gift");
  $form['customer_profile_billing']['#title'] = t("3. Your Information");
  $form['commerce_payment']['#title'] = t("4. Payment Information");
  // Set Placeholders
  $form['account']['login']['mail']['#attributes']['placeholder'] = t('E-mail Address');
  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['name_block']['first_name']['#attributes']['placeholder'] = t('First Name');
  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['name_block']['first_name']['#rules'][] = array('rule' => 'regexp[/^[a-zA-z\. ]*$/]', 'error' => 'Please, use only alphabet characters at %field.');

  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['name_block']['last_name']['#attributes']['placeholder'] = t('Last Name');
  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['name_block']['last_name']['#rules'][] = array('rule' => 'regexp[/^[a-zA-z\. ]*$/]', 'error' => 'Please, use only alphabet characters at %field.');

  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['street_block']['thoroughfare']['#attributes']['placeholder'] = t('Address 1');
  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['street_block']['premise']['#attributes']['placeholder'] = t('Address 2 (Optional)');
  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['locality_block']['locality']['#attributes']['placeholder'] = t('City');
  $form['customer_profile_billing']['commerce_customer_address']['und'][0]['locality_block']['postal_code']['#attributes']['placeholder'] = t('Postal Code');
  $form['customer_profile_billing']['field_telephone_']['und'][0]['value']['#attributes']['placeholder'] = t('Phone # (Optional)');
  $form['customer_profile_billing']['commerce_customer_address'][LANGUAGE_NONE][0]['locality_block']['administrative_area']['#options'][''] = t("St");
  // Next button
  $form['customer_profile_billing']['field_telephone_'][LANGUAGE_NONE][0]['#suffix'] = "<div class='next'><a href='#' class='btn disabled'>Next</a></div>";
  // Get Line Item (only first - would need to change if allowing multiples)
  $lineItem = commerce_line_item_load($form_state['order']->commerce_line_items[LANGUAGE_NONE][0]['line_item_id']);
  $form['commerce_payment']['payment_details']['credit_card']['number']['#attributes']['placeholder'] = t('Card number');
  $form['commerce_payment']['payment_details']['credit_card']['code']['#attributes']['placeholder'] = t('Security code');
  // If a OneVerse line item
  if (isset($lineItem->field_one_verse) && $lineItem->field_one_verse[LANGUAGE_NONE][0]['value'] == 1) {
    $form['commerce_payment']['payment_details']['recurring']['#default_value'] = 1;
    $form['commerce_payment']['payment_details']['recurring']['#title'] = 'Bill Me Monthly (Required for OneVerse)';
    $form['commerce_payment']['payment_details']['recurring']['#disabled'] = TRUE;
  }
  $product = commerce_product_load($lineItem->commerce_product[LANGUAGE_NONE][0]['product_id']);
  if ($product->type == 'impact_gift') {
    unset($form['commerce_payment']['payment_details']['recurring']);
  }
}
// Attempt to reset field placement in submit (tried validate as well)
function seedco_checkout_form_submit(&$form, &$form_state) {
  $form['account'] = $form['customer_profile_billing']['commerce_customer_address']['und'][0]['account'];
  unset($form['customer_profile_billing']['commerce_customer_address']['und'][0]['account']);
  return $form;
}