Flo Rida R.O.O.T.S. (POE BOY/ATLANTIC RECORDS) Flo Rida may not be the most respected MC in the game, but the Carol City, Florida, native knows how to move the crowd. With the success of his 2007 T-Pain–assisted breakout song “Low,” he found his winning formula, and even though the sales of his first album were hardly astounding (last year’s Mail on Sunday stalled at around 376,000 copies), the Grammy-nominated track earned the title of best-selling digital download of all time, with cumulative digital sales reaching over 4.6 million. So rather than deviate from that blueprint, Flo Rida built on it with his party-starting ...