Juice the lime. Mince garlic and add to juice. Add oil, agave a dash of cayenne and salt & pepper to taste. Stir to combine and set aside.
Husk the corn and grill for about 10 minutes.
Cut avocado in half and remove the pit. Grill cut side down for about 10 minutes.
Cut the corn off the cob and scrape juices into a bowl.
Dice avocado and add to corn.
Cut tomatoes in half and add to bowl.
Chop cilantro and add to bowl.
Add wet ingredients and gently stir to coat.