If you are a Floridian, you know that waterfront property sells for a premium. Buyers are willing to pay for stunning views and there is a limited amount of waterfront property in Florida. And condos are a popular option for those who want waterfront property because the height often means unobstructed views. These condos aren’t often cheap. But a billionaire developer is building condos (called The Delmore) in Miami-Dade County that will start at $15 million…