diff --git a/client-mu-plugins/goodbids/src/classes/Auctions/Auction.php b/client-mu-plugins/goodbids/src/classes/Auctions/Auction.php
index 748ffd5c..704b1cd1 100644
--- a/client-mu-plugins/goodbids/src/classes/Auctions/Auction.php
+++ b/client-mu-plugins/goodbids/src/classes/Auctions/Auction.php
@@ -1510,4 +1510,15 @@ public function bid_locked(): bool {
 	public function lock_bid(): void {
 		update_post_meta( $this->get_variation_id(), self::BID_LOCKED_META_KEY, get_current_user_id() );
 	}
+
+	/**
+	 * Unlock the bid in the event checkout fails.
+	 *
+	 * @since 1.0.0
+	 *
+	 * @return void
+	 */
+	public function unlock_bid(): void {
+		delete_post_meta( $this->get_variation_id(), self::BID_LOCKED_META_KEY );
+	}
 }
diff --git a/client-mu-plugins/goodbids/src/classes/Auctions/Bids.php b/client-mu-plugins/goodbids/src/classes/Auctions/Bids.php
index a591c9dc..a6b80853 100644
--- a/client-mu-plugins/goodbids/src/classes/Auctions/Bids.php
+++ b/client-mu-plugins/goodbids/src/classes/Auctions/Bids.php
@@ -143,6 +143,8 @@ function (): void {
 					return;
 				}
 
+				nocache_headers();
+
 				$auction_id = get_queried_object_id();
 				$auction    = new Auction( $auction_id );
 
diff --git a/client-mu-plugins/goodbids/src/classes/Auctions/Rewards.php b/client-mu-plugins/goodbids/src/classes/Auctions/Rewards.php
index 5b60ba52..cec2111b 100644
--- a/client-mu-plugins/goodbids/src/classes/Auctions/Rewards.php
+++ b/client-mu-plugins/goodbids/src/classes/Auctions/Rewards.php
@@ -138,6 +138,8 @@ function (): void {
 					return;
 				}
 
+				nocache_headers();
+
 				$auction_id = get_queried_object_id();
 				$auction    = new Auction( $auction_id );
 				$reward_id  = $auction->get_reward_id();
@@ -457,6 +459,11 @@ public function update_price_to_auction_bid( int $auction_id ): void {
 
 		$winning_bid = $auction->get_last_bid();
 
+		if ( ! $winning_bid ) {
+			Log::error( 'No winning bid found.', compact( 'auction_id' ) );
+			return;
+		}
+
 		if ( floatval( $reward->get_price( 'edit' ) ) === $winning_bid->get_subtotal() ) {
 			return;
 		}
diff --git a/client-mu-plugins/goodbids/src/classes/Plugins/MiniOrange.php b/client-mu-plugins/goodbids/src/classes/Plugins/MiniOrange.php
index 99a4e3b4..1b853451 100644
--- a/client-mu-plugins/goodbids/src/classes/Plugins/MiniOrange.php
+++ b/client-mu-plugins/goodbids/src/classes/Plugins/MiniOrange.php
@@ -73,20 +73,26 @@ function ( int $site_id ) {
 
 				// Source: plugins/miniorange-oauth-oidc-single-sign-on/classes/Premium/Multisite/class-multisitesettings.php
 				// Method: save_multisite_settings
-				// Encoded Option Name: Look for $Yh->mo_oauth_client_update_option() in the method
+				// Encoded Option Name: Look for $mo_global->mo_oauth_client_update_option() in the method
 
 				// Decrypt: json_decode( ( new MOUtils() )->mooauthdecrypt( $value ) )
-				// Encrypt: $Yh->mooauthencrypt( json_encode( $value ) )
+				// Encrypt: $mo_global->mooauthencrypt( json_encode( $value ) )
 
 				// Class: MOUtils
 				// Path: plugins/miniorange-oauth-oidc-single-sign-on/classes/common/class-moutils.php
-				// Access: global $Yh;
+				// Access: global $Yh; or similar
 
-				global $Yh;
+				global $Yh, $Uj; // This has potential to change when the MO plugin is updated.
+
+				if ( empty( $Yh ) && empty( $Uj ) ) {
+					return;
+				}
+
+				$mo_global = ! empty( $Yh ) ? $Yh : $Uj;
 
 				$sites_key = 'mo_oauth_c3Vic2l0ZXNzZWxlY3RlZA';
-				$sites_val = $Yh->mo_oauth_client_get_option( $sites_key );
-				$sites     = json_decode( $Yh->mooauthdecrypt( $sites_val ) );
+				$sites_val = $mo_global->mo_oauth_client_get_option( $sites_key );
+				$sites     = json_decode( $mo_global->mooauthdecrypt( $sites_val ) );
 
 				if ( ! $sites || ! is_array( $sites ) ) {
 					Log::error( 'Unable to decode the SSO settings.', compact( 'sites_val', 'sites' ) );
@@ -102,7 +108,7 @@ function ( int $site_id ) {
 
 				// Make sure they don't exceed their limit.
 				$no_of_sites_key = 'noOfSubSites';
-				$no_of_sites     = intval( $Yh->mo_oauth_client_get_option( $no_of_sites_key ) );
+				$no_of_sites     = intval( $mo_global->mo_oauth_client_get_option( $no_of_sites_key ) );
 
 				if ( count( $sites ) + 1 > $no_of_sites ) {
 					Log::warning( 'You have reached the limit of sub-sites allowed for SSO.', compact( 'sites', 'no_of_sites' ) );
@@ -110,9 +116,9 @@ function ( int $site_id ) {
 				}
 
 				$sites[] = $site_id;
-				$updated = $Yh->mooauthencrypt( json_encode( $sites ) ); // phpcs:ignore
+				$updated = $mo_global->mooauthencrypt( json_encode( $sites ) ); // phpcs:ignore
 
-				$Yh->mo_oauth_client_update_option( $sites_key, $updated );
+				$mo_global->mo_oauth_client_update_option( $sites_key, $updated );
 
 				// :crossed_fingers:
 			}
diff --git a/client-mu-plugins/goodbids/src/classes/Plugins/WooCommerce/Checkout.php b/client-mu-plugins/goodbids/src/classes/Plugins/WooCommerce/Checkout.php
index a698e7f7..ab21a58c 100644
--- a/client-mu-plugins/goodbids/src/classes/Plugins/WooCommerce/Checkout.php
+++ b/client-mu-plugins/goodbids/src/classes/Plugins/WooCommerce/Checkout.php
@@ -13,6 +13,7 @@
 use GoodBids\Network\Nonprofit;
 use GoodBids\Plugins\WooCommerce;
 use GoodBids\Utilities\Log;
+use WC_Order;
 use WP_Block;
 
 /**
@@ -31,6 +32,9 @@ public function __construct() {
 		// Track Auction info for the order during checkout.
 		$this->store_auction_info_on_checkout();
 
+		// Unlock the bid product when the payment fails.
+		$this->unlock_bid_on_payment_failure();
+
 		// Validate Bids during checkout.
 		$this->validate_bid();
 
@@ -92,6 +96,36 @@ function ( int $order_id ) {
 		);
 	}
 
+	/**
+	 * Unlock the bid product when the payment fails.
+	 *
+	 * @since 1.0.1
+	 *
+	 * @return void
+	 */
+	private function unlock_bid_on_payment_failure(): void {
+		add_action(
+			'woocommerce_order_status_failed',
+			function ( int $order_id ): void {
+				$info = goodbids()->woocommerce->orders->get_auction_info( $order_id );
+
+				if ( ! $info ) {
+					Log::warning( 'Unable to retrieve Auction info from Order Meta.', compact( 'order_id' ) );
+					return;
+				}
+
+				if ( Bids::ITEM_TYPE !== $info['order_type'] ) {
+					return;
+				}
+
+				$auction = goodbids()->auctions->get( $info['auction_id'] );
+
+				$auction->unlock_bid();
+			},
+			50
+		);
+	}
+
 	/**
 	 * Validate Bids during checkout
 	 *
@@ -102,11 +136,7 @@ function ( int $order_id ) {
 	private function validate_bid(): void {
 		add_action(
 			'woocommerce_store_api_checkout_update_order_from_request',
-			function ( $order, $request = [] ) {
-				if ( empty( $request ) ) {
-					return;
-				}
-
+			function ( WC_Order $order ): void {
 				$info = goodbids()->woocommerce->orders->get_auction_info( $order->get_id() );
 
 				if ( ! $info ) {
@@ -129,6 +159,7 @@ function ( $order, $request = [] ) {
 				// Make sure Auction has not ended.
 				if ( $auction->has_ended() ) {
 					goodbids()->notices->add_notice( Notices::AUCTION_HAS_ENDED );
+					goodbids()->woocommerce->orders->delete( $order->get_id(), true );
 					return;
 				}
 
@@ -149,16 +180,15 @@ function ( $order, $request = [] ) {
 
 				// Perform this check last to ensure the bid hasn't already been placed.
 				if ( ! $auction->bid_allowed( $info ) ) {
+					goodbids()->woocommerce->orders->delete( $order->get_id(), true );
 					goodbids()->notices->add_notice( Notices::BID_ALREADY_PLACED );
-					WC()->cart->empty_cart();
 					return;
 				}
 
 				// Lock the Bid.
 				$auction->lock_bid();
 			},
-			50,
-			2
+			50
 		);
 	}
 
diff --git a/client-mu-plugins/goodbids/src/classes/Plugins/WooCommerce/Orders.php b/client-mu-plugins/goodbids/src/classes/Plugins/WooCommerce/Orders.php
index c22ece61..7b2065b1 100644
--- a/client-mu-plugins/goodbids/src/classes/Plugins/WooCommerce/Orders.php
+++ b/client-mu-plugins/goodbids/src/classes/Plugins/WooCommerce/Orders.php
@@ -424,4 +424,32 @@ function () {
 			}
 		);
 	}
+
+	/**
+	 * Delete an Order
+	 *
+	 * @since 1.0.1
+	 *
+	 * @param int $order_id
+	 * @param bool $force
+	 *
+	 * @return void
+	 */
+	public function delete( int $order_id, bool $force = false ): void {
+		$order = wc_get_order( $order_id );
+
+		if ( ! $order ) {
+			return;
+		}
+
+		$order->delete( $force );
+		wp_delete_post( $order->get_id(),$force );
+
+		if ( $force ) {
+			global $wpdb;
+			$wpdb->delete( $wpdb->prefix . 'woocommerce_order_items', [ 'order_id' => $order_id ] );
+			$wpdb->delete( $wpdb->prefix . 'wc_orders_meta', [ 'order_id' => $order_id ] );
+			$wpdb->delete( $wpdb->prefix . 'wc_orders', [ 'id' => $order_id ] );
+		}
+	}
 }
diff --git a/client-mu-plugins/goodbids/src/classes/Users/Referrals.php b/client-mu-plugins/goodbids/src/classes/Users/Referrals.php
index 0a555c0e..e33f9b34 100644
--- a/client-mu-plugins/goodbids/src/classes/Users/Referrals.php
+++ b/client-mu-plugins/goodbids/src/classes/Users/Referrals.php
@@ -349,7 +349,6 @@ public function convert( int $referrer_id, int $user_id, int $auction_id, int $o
 		$referral_id = $this->get_referral( $referrer_id, $user_id );
 
 		if ( is_null( $referral_id ) ) {
-			Log::warning( 'Referral not found', compact( 'user_id', 'referrer_id' ) );
 			return false;
 		}