Tips on Customizing Site Reviews

How to Hide Site Reviews Admin Menus

function plt_hide_site_reviews_menus() {
	//Hide "Tools → Scheduled Actions".
	remove_submenu_page('tools.php', 'action-scheduler');

	//Hide "Site Reviews".
	remove_menu_page('edit.php?post_type=site-review');
	//Hide "Site Reviews → All Reviews".
	remove_submenu_page('edit.php?post_type=site-review', 'edit.php?post_type=site-review');
	//Hide "Site Reviews → Categories".
	remove_submenu_page('edit.php?post_type=site-review', 'edit-tags.php?taxonomy=site-review-category&post_type=site-review');
	//Hide "Site Reviews → Settings".
	remove_submenu_page('edit.php?post_type=site-review', 'glsr-settings');
	//Hide "Site Reviews → Tools".
	remove_submenu_page('edit.php?post_type=site-review', 'glsr-tools');
	//Hide "Site Reviews → Addons".
	remove_submenu_page('edit.php?post_type=site-review', 'glsr-addons');
	//Hide "Site Reviews → Help & Support".
	remove_submenu_page('edit.php?post_type=site-review', 'glsr-documentation');
}

add_action('admin_menu', 'plt_hide_site_reviews_menus', 11);

Where do I put this code?

How to Hide the "Site Reviews Overview" Dashboard Widget

function plt_hide_site_reviews_dashboard_widgets() {
	$screen = get_current_screen();
	if ( !$screen ) {
		return;
	}

	//Remove the "Site Reviews Overview" widget.
	remove_meta_box('glsr_dashboard_widget', 'dashboard', 'normal');
}

add_action('wp_dashboard_setup', 'plt_hide_site_reviews_dashboard_widgets', 20);