A person cannot challenge a will's probate simply because they believe that the will is legally invalid. In order to challenge the will, prior to presenting any argument regarding the will at all, a person must show that he or she has standing - a legal right - to challenge the will.
An estate folder is a folder that you can (and should) create to help your loved ones after your death. It's essentially a folder outlining your assets, debts, and bills, enabling your survivors to handle your estate much more quickly and easily. Specifically, this is to help them terminate all accounts in your name, pay any outstanding debts you have, and collect all of your assets so that your estate can be handled properly. Additionally, it's a useful tool to take stock of your circumstances in terms of budgeting and planning for the future.
Georgia has a very, very clear public policy regarding wills - the courts want to uphold a will unless they're sure they shouldn't. This is because one of the basic concepts of property law is that a person should be able to decide what happens to his or her property when they die.
If you have a case where you and your ex can't agree on all of the issues presented, you'll have to go to court. If you're able to agree on all the issues, you most likely won't.
Going to court - especially for the first time - can be an intimidating thought. But really, it's probably not what you're thinking.