A hook is a point in the theme where you can insert anything you want very easily. For example a HTML alert or a Google tag manager.
Available hooks so far:
wp_head();
header.php, bS Preloader hooks herewp_body_open();
header.phpbs_after_primary();
all page-*.php, single-*php, category-*php, archive-*php and author-*.phpwp_footer();
footer.php, bS Cookie Consent hooks here
Usage
Just insert this in your child theme funtions.php:
function my_function() {
echo 'Hello Hook';
}
add_action('bs_after_primary', 'my_function', 5);