Poor planning will only yield poor, at best unpredictable, results. A few legal instruments can provide you with a form foundation of certainty. With a will, you can direct who will receive your assets and how they will own those assets after your death. Without a will, Mississippi state law may leave those assets to persons you do not favor. With a durable power of attorney and an advance health care directive, your financial and medical affairs and decision-making can be carried out by those you trust if you become incapacitated by an illness or injury. And, a healthcare directive would allow someone you trust to communicate with doctors and make any decisions in the vent you could not speak for your yourself, e.g. placed on a respirator.
Absent the powers of attorney, your finances may get locked down and your medical care may become stalled until a court gives authority to a guardian or conservator.