// Disable search in WordPress - More snippets at wpunplugged.com
add_filter('woocommerce_product_single_add_to_cart_text', 'woo_custom_cart_button_text');
function woo_custom_cart_button_text() {
return __('Book Now', 'woocommerce');
}

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Jetpack for WordPress Review
Jetpack for WordPress is an amazing plugin that offers a wide range of features to help make your WordPress website more secure, efficient and user-friendly.