Must Have Requirements are the things that have to be present.

• Designed around User Tasks.
• Have consistent navigation that is search engine friendly.
• Explain things in plain English.
• Ask people to provide information about their tasks.
• Give suggestions for improvements.
• Ask for the sale.
• Fast loading pages.
• Correct HTML, CSS and JavaScript syntax.
• No Java.
• No Flash.
• Works with JavaScript disabled.
• Works with style sheets disabled.

Nice to Have Requirements are the things that add value to a site, but do not have to present immediately. Many times these are future features and can be added incrementally.

• Provide examples.
• Ask people if the examples helped.
• Show Before and After examples of fixed sites.
• Have How To articles.