I got two pamphlets: One that was for state wide contests and one that was King County specific. All the initiatives were together, as I recall. Not the best organization, but it is nice to be able to go back and forth, in my own home. Stop to look something up, etc.
Gatekeeper actually has three levels. Most restrictive only allows app store. Default allows App store and signed apps from known developers. To install unsigned apps, you have to disable Gatekeeper, with a warning about possible risk.