public function delete_enrollment( $product_id, $trigger = 'any' ) {

		// Assume we can't delete the enrollment.
		$delete = false;

		// Get the stored trigger.
		$enrollment_trigger = $this->get_enrollment_trigger( $product_id );

		// Okay to delete if trigger is "any" or if it matches the stored enrollment trigger.
		if ( 'any' === $trigger || $enrollment_trigger === $trigger ) {

			$delete = true;

		} elseif ( ! $enrollment_trigger ) {

			/**
			 * Customize the behavior of enrollment deletion for "legacy" orders.
			 *
			 * These orders were created before version 3.0.0 when there was no stored
			 * enrollment trigger.
			 *
			 * By default, we'll automatically delete these enrollments regardless of trigger.
			 *
			 * @since 3.33.0
			 *
			 * @param boolean $delete Whether or not to delete the enrollment.
			 */
			$delete = apply_filters( 'lifterlms_legacy_delete_enrollment_action', true );

			// Ensure we have an `$enrollment_trigger` when firing the `llms_user_enrollment_deleted` hook.
			$enrollment_trigger = $trigger;

		}

		// Delete the enrollment.
		if ( $delete && $this->delete_enrollment_postmeta( $product_id ) ) {

			// Clean the cache.
			$this->cache_delete( sprintf( 'enrollment_status_%d', $product_id ) );
			$this->cache_delete( sprintf( 'date_enrolled_%d', $product_id ) );
			$this->cache_delete( sprintf( 'date_updated_%d', $product_id ) );

			if ( 'llms_membership' === get_post_type( $product_id ) ) {
				// Physically remove from the membership level & remove enrollments data on related products.
				$this->remove_membership_level( $product_id, '', true );
			}

			/**
			 * Fires after an user enrollment has been deleted.
			 *
			 * @since 3.33.0
			 * @since 4.2.0 The `$enrollment_trigger` parameter was added.
			 *
			 * @param int    $user_id            WP User ID.
			 * @param int    $product_id         WP Post ID of the course or membership.
			 * @param string $enrollment_trigger The enrollment trigger.
			 */
			do_action( 'llms_user_enrollment_deleted', $this->get_id(), $product_id, $enrollment_trigger );

			// Success.
			return true;

		}

		// Nothing was deleted.
		return false;
	}