As PPC marketers, we constantly hear about the value of split testing – an essential practice for identifying what performs best and for driving long-term improvements in our accounts. It sounds ...

Direct marketing professionals don't guess. They base their decisions on statistics and calculate what the return on their investment will be. Because of what is known as split-testing or test runs, ...

Opinions expressed by Entrepreneur contributors are their own. When it comes to designing your website, you have two choices: Select the site elements you believe look best, or you can use “split ...