The number of Florida condos on the so-called nationwide “blacklist” maintained by the Federal National Mortgage Association—better known as Fannie Mae—has more than doubled in the past two years, according to recent reports. That means that a growing number of condo owners in the Sunshine State are struggling to sell their units or get loans for repairs at a time when a new building safety regulation is forcing them to face climbing costs.   Read the article…………………………….