Web development is a broad term for the work involved in developing a web site for the Internet (World Wide Web) or an intranet (a private network).

A landing page, sometimes known as a "lead capture page" or a "lander", is a single web page that appears in response to clicking on a search engine optimized search result or an online advertisement. wikipedia.org

Squarespace is a web publishing (blogging/content management) company that sells a software publishing platform and file server service to individuals and businesses, providing them the tools and assistance to create and maintain well-designed websites. wikipedia.org

PHP is a general-purpose server-side scripting language originally designed for web development to produce dynamic web pages. wikipedia.org

WordPress is a free and open source blogging tool and content management system (CMS) powered by PHP and MySQL. It has many features including a plug-in architecture and a template system. wikipedia.org

Electronic commerce, commonly known as e-commerce refers to the buying and selling of products or services over electronic systems such as the Internet and other computer networks.

Drupal is a free and open-source content management system (CMS) and content management framework (CMF) written in PHP and distributed under the GNU General Public License. wikipedia.org

Shopify is an e-commerce platform that allows individuals and businesses to create online stores. The Shopify platform includes a content management system that allows users to manage inventory, edit HTML and CSS code, create coupon and discount codes, and accept online payments online with... wikipedia.org

Shopify is an e-commerce platform that enables individuals and businesses to create online stores. wikipedia.org