The Netbookings team has developed a Wordpress plugin that allows you to easily post showcases of your packages or services.

Facebook Pixel
Facebook Pixel is a service provided by Facebook that allows you to track conversion rates from ads and optimise your Facebook advertising.

Google Analytics
Google Analytics is a software service that provides web-based analytics.

Google Tag Manager
Google's Tag Manager makes it easier for business owners and marketing staff to track various types of information and browsing of a web site.