Madison Avenue will likely see advertisers grow more conservative if Congress fails to reach a compromise budget deal, experts say. There won't be a massive cut in ad spending, but many big brands are likely to take a more conservative approach, says Arby's Restaurant Group Chief Marketing Officer Russ Klein. "It's a safe assertion to say advertisers have been scenario planning," he says. "You don't want to get over your ski tips because the ability to claw back money is more difficult than just saving it in the first place."