To make margarita, rub outside rim of cocktail glass with lime wedge to moisten; roll in chile salt to coat rim of glass. To cocktail shaker, add 3/4 oz of the simple syrup, the tequila, orange-flavored liqueur, lime juice, orange juice and lemon juice. Fill shaker with ice; cover and shake vigorously. Strain into cocktail glass filled with fresh ice. Garnish as desired.