Join

normal list (get messages as they're sent)
email screamo-subscribe@screamo.org to subscribe
email screamo-unsubscribe@screamo.org to unsub

for digest (once a day round up of all messages sent)
email screamo-digest-subscribe@screamo.org to subscribe
email screamo-digest-unsubscribe@screamo.org to unsubscribe

other
email screamo-help@screamo.org for any other commands