Utilize the “You didn’t build that” clip. Over and over. Use credible American business owners refute it.
Have some credible, high profile doctors explain the problem with Obamacare, then point out that Romney will end it.
Utilize the “No, No, No” vote from the DNC. Abominable.
Work the anti-Semitic angle (theirs, not ours!), showcasing the White House refusing to call Jerusalem the capital of Israel, etc.
Make a “promises broken” spot, listing prominent promises he’s broken, and ask how many more promises he plans to break in his second term.