Most people look at these ads and think that the copy is what makes them so great. I'd posit that the design is doing a lot of the legwork here too.

These five quick tips from Sarah Landau will make your design do its job sooo much better

The strategies for ad design in mega yom tov issues differ from regular weekly ads. The problem with yom tov mega editions is that although you’ll get 10x the eyeballs, there will also be 10x the competition. So, while a busy ad with lots of details in a creative look might work on a regular week, in a yom tov edition it will get lost in the crowd.