Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
Google AdSense is a program run by Google through which website publishers serve advertisements that are targeted to the site content and audience.
PHP is a general-purpose scripting language used for web development.
PrestaShop is a freemium, open-source ecommerce solution, written in the PHP programming language with support for the MySQL database management system.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.