Here are the top five questions about A/B testing from 2012, according to Michael Aagaard, the man behind ContentVerve.com: Why do we need to test? What should we test? How do we get started? How do we set up an A/B split test? When can we stop the test? Aagaard answers all five of these questions in a thorough post. For example, regarding how to get started with A/B testing, he says the common misconception is that A/B testing is very costly and complex. “Start small and simple and get your footing,” Aagaard recommends. He points to Visual Website Optimizer as a cheap option to get started with A/B testing. A newsletter sign-up form, a call-to-action on a home page or a headline on a landing page are all simple elements to start with. Back in November, SearchEngineWatch shared 23 tips for A/B testing like a pro. (ContentVerve.com)