<p>Definitely need to show up at a time and place and hack on things. Especially things others could get involved in or inspired by. With that, word of mouth can frequently be enough. </p>
<p>All the publicity and formality in the world won't help if there's no substance. Most of the successful things I've been a part of have been of the "hey three friends, want to make a ____ on Saturday" variety and not the "THIS SATURDAY: _____FEST" variety, so don't be afraid of being small. Small towns can be tight knit; huge cities like Phoenix aren't necessarily easier places to start a successful space.</p>