New answers tagged responsive-webdesign
...it would only serve 300x600 once, and the other two will be 300x250. It's generally not a good idea to define ads at these sizes, especially if your ads are located "above the fold", meaning in the section of the page a user can see before scrolling. Additionally, you will need to have a lot of content on your page to even qualify for such setup and ...
From the definition you provided it sounds like that would be fine. I don't think the 300x250 ads would count as "large" ads according to their definition.
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