Brown turkey meat and add seasoning per package directions. While meat is cooking, wash and chop lettuce. Shred cheese and set aside. Drain beans and olives and combine in large bowl. When meat is done and cooled slightly, add meat to bean mix. Place a couple of handfuls of Doritos in a ziploc bag and crush lightly. To serve: Combine lettuce and meat/bean mix. Toss with dressing and top with chips and cheese.