First question: How scared are you? :lol: :lol: :lol:
Obedience under distraction every day, even if its just 5 minutes. Exercise every day. Obstacles and agility twice per week, even if its just 5 minutes. For protection...think up all the stuff that could realistically happen to you, think if and how you would deploy your dog for each scenario (include your dog's "trigger" words), choose your most likely problem that would involve your dog, set the scenario up, practice it once per week until you're satisfied, and then move to the next one.
Be well aware that the presence of equipment on your decoy(s), along with prey movements, or softness in the opposition, may skew results against you when and if the S__T hits the fan.
In other words, set the scenario up in the most realistic way possible.
Move up or down the "flagpole" depending on your personal percieved threat level (or paranoia