Recently, Google announced the open beta for Google Website Optimizer, a free testing tool available to any AdWords marketer. I had the opportunity to discuss it with Tom Leung, business product manager for Google. Check out part one here.

Bryan Eisenberg: Now that people have a free tool, one of the questions they have is, “What resources will I need to actually implement tests?”

Tom Leung: Let me put it this way: if you have the ability to change an image on a particular page or change a headline, or you have the ability to add our scripts to your page, you can test. However, there are some people who may want extra help and that’s why we work with certifying different partners like [your company] to help provide a consultation on what to test or how to evaluate the results. The tool’s designed for do-it-yourself marketers. But for those who want extra help, that’s available either through our free technical support or more advanced professional services, like our authorized consultants.

BE: One of the questions that keep popping up is if I start tagging the pages and I start making a couple of variations, how long do I have to wait until I get results that are meaningful?

Continue reading my ROI Marketing column at ClickZ…

Read Part 1 of this interview…

or, listen to the interview in-full.