|This might be considered a don't...|
Also, this article also links to a handy-dandy do's and don'ts guide for ALA specifically geared for #alaac14. I was planning on walking around in my bathing suit the whole time, but the guide suggests that I do bring a sweater! And don't forget to keep rockin' out!
One last thing, the do's guide suggests that if you Tweet you can meet your followers, but also don't forget to use #alaac14 so people can find you!