The choice you make about which type of ammunition to load into your defensive firearm is vital. The wrong ammunition could render your gun useless. Poor ammunition choices mean it will be less likely that you stop your threat. By understanding the ammunition options, you will be empowered to make the best choice and determine whether or not that choice will work reliably in your firearm. This Session covers bullet design, reliability and how you should go about testing the ammunition you choose for reliability with your chosen firearm.