Have you done this already?
This good advice comes from All Facebook, the self proclaimed “unofficial facebook resource.” All Facebook is an excellent resource on the hacks and hazards, as well as good tips and best practices of everything Facebook.
The only setback to selecting this Facebook Security Option is that it will ask you to confirm your login location every time you want to login if you clear your browser cache. Otherwise, it gives you greater notice and control over your account.
HT @AndyKaufman for the tweet.