Stands for Linux, Apache, MySQL, and PHP (or sometimes Perl or Python), and is referring to the specifications of a web server (defining the operating system, web server, database, and scripting language, in that order). One of the advantages of LAMP setups is that the software used is all free and open source.

A landing page is the page where a visitor first enters a website. Oftentimes, a special landing page is created to elicit a specific action from the new visitor (usually in connection with an advertising or marketing campaign).