Rum

Combine mint and simple syrup in a shaker, gently press mint once or twice, do not muddle/pulverize. Add lime juice and rum. Add ice and briefly shake, 3-4 seconds max. Strain into a tall glass filled with ice. Top with chilled seltzer and give a light stir. Garnish with a mint spring and lime wheel.

Place sugar and lime juice into a shaker and stir until dissolved. Add remaining ingredients and shake with fresh ice for 10-12 seconds until well chilled and smooth. Strain into a chilled coupe glass.