Mine is easy.
Starts out with black and white photos of closed factories and shuttered storefronts. In big letters the loss in the workforce under BH0.
Next, B&W photos of Gas stations prices 2009 then 2012. In big letters doubling of gas prices.
Then, B&W photos of food prices 2009 then 2012. In big letters the various price increases of 80-135%.
Finally, B&W photos of Obama living it up with Hollywood Illiteratti, golf, and lavish parties with each one in big letters that middle America lost 1/3 their net worth, lost $5 grand in income, health insurance up $2500.
Then the bad B&W picture of 0bama with the big letters of "Can YOU afford four more years of Obama?"
There are at least five hard hitting ads using more economic hurt on the middle class American. You could tailor them to failure in the black and Hispanic community. Do the same for women. It's too easy.