The number on your screen says one thing. Your house says another. That gap is where most South Florida homeowners get stuck. An online estimate might look strong, but the physical property has an older roof that creates insurance headaches, a probate file that hasn't been wrapped up, a tenant who won't cooperate, or deferred maintenance that any serious buyer will price in immediately. In Miami-Dade and Broward, that difference matters most when you're selling as-is and need a number that will survive inspection, title review, and…