TALLAHASSEE Visitors to Florida who rent cars are being shocked by toll charges long after they get home, and enough are complaining that legislators say it could damage the state’s tourist-friendly image. In Florida, a tourist climbs behind the wheel of a rental car and enters a world of 600 miles of toll roads, more than any other state. As cash toll booths are steadily giving way to cashless, all-electronic tolling, car renters are being hit with service fees of $4 to $15 a day on top of unpaid toll charges. The rental car industry calls it a convenience as...