In a small bowl, combine vinegar, water, shallots, salt and pepper.Gradually add olive oil, stirring until incorporated.For the shrimp:If cooking outside on the grill, soak skewers at least 30 minutes.Season shrimp with seasoned salt, then mix in crushed garlic.Thread the shrimp onto the skewers.Light the grill or indoor grill pan on medium to medium-high flame, when hot spray thegrates with oil and grill the shrimp about 1 to 2 minutes on each side.Set aside.In a large bowl toss the romaine with the dressing.Divide between for plates and top with watermelon, goat cheese andgrilled shrimp.