You will already find a good number of informative posts on this board responding to this same generic question ->
Dinner out in South Beach
Where should a group of foodies go for something new and unusual in South Beach this winter?
South Beach Dining
South Beach restaurant advice
South Beach Restaurants Recommendations for 30 and 60 somethings
South Beach Trendy
South Beach recs for vacationing college kids
South Beach: Recs for New and Trendy Restaurant...
Few days in South Beach
Perhaps you could give a little more focus? Did you like Social? Want something else like that or something different? Did you want to go to Prime 112 because you wanted a steakhouse or you wanted the scene? Particular cuisine?