Contextual advertising is targeted advertising that typically occurs on a banner or pop-up ad on a website. Contextual ad systems target advertising to a specific user based on the keywords on the page he or she is visiting (hence, the context of the ad comes into play). Search engine advertising is also a form of …

Google’s been busy with AdWords this summer, launching a number of new features. Here’s a wrap-up of six of those features as well as Google’s new advertising news website. AdWords Campaign Experiments (ACE) This tool, which is currently in beta, lets you test and measure changes to your keywords, your AdWords bidding, ad groups and …