In large bowl, combine ground turkey, sundried tomatoes, spinach, olives, onion and seasoning. Gently combine. Add in cheese and gently combine. Form into 6 patties.
Spray both sides of each patty with nonstick spray and sprinkle with salt and pepper. Place on hot grill or grill pan and cook for approximately 5-6 minutes on each side or until done.
While burgers are cooking, place pitas on top rack of grill to warm up. Cut in half and open immediately after warming.
For mayo, combine all ingredients in bowl and mix well.
Serve with roasted red pepper and herb mayo in whole wheat pita pockets.