Rick Scott's 527, "Lets Get to Work," is up with a new ad, criticizing Bill McCollum for using state aircraft to the tune of $280,000. A commercial cites a Times/Herald report from last summer showing McCollum, CFO Alex Sink and Lt. Gov. Jeff Kottkamp's apparent misuse of state planes. The report lead the Cabinet members to curtail their use of official travel.The 527's latest media buy figures show he bought time from Wednesday through July 20, for a total of $1.6 million. The buy includes saturation in the Orlando, Tampa, West Palm Beach, Panama City and Tallahassee markets.