In reality, parents are allowed to express a preference for a school but children within the catchment area are usually given priority in the allocation of places, assuming the school is non-selective.

BBC: News | Features | Choosing a school: the reality

Democratic caucus-goers express their preference through a show of hands, a sign-in sheet or by dividing themselves into groups according to candidate.

BBC: Caucus

And, well, we can't express our disappointment enough here -- not only does a mode dial simplify the process of selecting your primary shooting preference, it also serves to provide confirmation of your current pick, letting you know that you're in manual before you fire off a half dozen now-useless frames.

ENGADGET: Canon EOS M review: was Canon's first mirrorless ILC worth the four-year wait?