The free Key Races & Bets blog (and podcast) at Amwager covers race 7 through 10 at Gulfstream including some of the great stakes races on the card:
https://www.amwager.com/handicapping/ellis-starr-blog
The Fort Lauderdale Stakes, race 11 at Gulfstream, is the race I've taken a look at for the free Keeneland Select blog at
https://www.keenelandselect.com/blog...cember-15-2018
Good Luck!