 Plus, no balance or transfer fees. Do not miss out. Apply today. Southern Security is a proud supporter of University of Memphis Athletic and 901 Women. Southern Security, your home team credit union. Uh-oh. Did you miss the open enrollment deadline? Don't worry. Lady Di, your insurance PI, has you covered. There are plans available year-round with PPO networks, deductible and zero-deductible plans, and several accept pre-existing conditions. All can be customized to fit your needs and budget.