Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.
PHP: Hypertext Preprocessor is a server-side scripting language designed for Web development, but also used as a general-purpose programming language. PHP code may be embedded into HTML code, or it can be used in combination with various web template systems, web content management systems, and web frameworks.
Gmail is a free, advertising-supported email service offered as part of Google's G Suite, with 15GB of storage, color-coded inbox filters and unsend button.
Google AdWords lets create ads that appear in Google search results for certain keywords in certain regions, driving more qualified traffic to their website.
Google Drive is a cloud storage and backup platform to access files, docs, photos & more, store them in a safe place, and collaborate with other people.
Selenium is a portable software-testing framework for web applications. Selenium provides a playback tool for authoring tests without the need to learn a test scripting language.