Place flour tortilla on cutting board and spread a thin layer of mayo all around.
On one side of the tortilla layer the turkey first, then cheese, then lettuce.
Roll ingredients side tightly.
Place in refrigerator to set for about 15 mins.
Take out of refrigerator and place on cutting board. Then cut evenly about 1 inch thick. Serve cold. This will last you about a day. You can prepare this the night before.