The six main pieces are: human resources, site design, organizational capabilities, hardware architecture, software, and telecommunications. The systems development life cycle is a methodology for understanding the business objectives of any system and designing an appropriate solution. The various steps in building a site include: systems analysis/planning, systems design, building the system, Testing, and implementation. The differences between logical and simple web site designs is that logical describes the conceptual design of the system, opposed to physical which describes the hardware and software needed to complete the logical design. To ensure that the system is properly working for all users of the site. The three types are: Unit testing – testing of each module, system testing – testing the way a typical user would interface with the site, and acceptance testing – verify objectives of the system are met. Maintenance costs are typically more expensive because they are overlooked. Web sites are so costly to maintain because they are constantly changing and need to be improved and revised more often than one would think. Five basic functionalities a web server should provide are: Processing of HTTP request, Security Services (SSL), FTP transfer, Search Engine, Data capture, E-mail, and site management tools. The three main factors to consider are: Speed, capacity, and Scalability. Larger bandwidth allows for more users to be on your website at the same time. The eight most important factors are: Functionality – pages work, load quickly, and point customer in right direction Informational – links customers can easily find to navigate your site and discover products Ease of Use – easy navigation Redundant Navigation – alternative navigation to same content Ease of purchase – one or two click purchases