Verification checks that your web pages look and function properly. Verification focuses on:
A Focus Group is a selected set of people used to test and evaluate a concept or product. Focus groups can be used in web site development to verify various aspects of site design.
As web developers we do a lot of browser testing. It would be nice if everyone used the same browser (Firefox 3, for example) but they don’t. Believe it or not, there are still people out there who are using Firefox 2, which is why we need a way to install and run this now outdated web browser. Unfortunately, Firefox does not make this easy.