The Guy Fawke's masks need to be requirements. It would be so much more effective if everyone wore the same mask.
Buying one and hopefully showing up at the next protest in Pittsburgh.
At this point, Anonymous can only gain in numbers. With the media attention, more and more will learn of the protests and join the cause.
If Anonymous doesn't succeed in shutting down the church, they will at least convert a good many to the cause, and destroy any hopes of the church gaining any members.