If you want some truly epic kiting while in the Turks then call up my buddy Wes at Kite Provo. He knows ALL the secret spots to take you to. Long Bay is good for your basic kiting but there are so many more hot spots in the Tuks & Caicos you should treat yourself to.
Here is one spot that is my favorite to get to by land - Turtle Tail. Tough to get to unless you know where to turn which is about 10 turns but man is it worth it once you get there.
Kiteable on a good ESE wind. The cove is knee deep, crystal clear water, and super flat
Here are a few of my favorite secret spots you can only get to by boat: