In the first of many Google AdSense optimization tips, Google AdSense representative Ashley recommends in a Google Groups post to use the 300x250 medium rectangle unit. Not only that, when you use it, make sure to place it above the fold. Plus opt-in to both text and image ads. Why? Ashley says it is "one of our best performing ad units." Here is a live sample ad (RSS readers, click through to see the ad):
What do you think? Like them? Should I put them in every blog post, between what I write? I personally hate reading blogs with these AdSense units in my way. How about you?
Which Google AdSense ads do you find to be the most annoying? Not counting the location, of course, just by ad unit type. To preview the ad formats click here.
Forum discussion at Google Groups.