Daithà Mac SÃthigh has some advice if you want to vote by post. You have one day to apply!
EDIT: See further discussion over here.
Instead of coming back each day you can subscribe to my site using a feedreader or email. I'm also on Twitter. Thanks for visiting - Damien.
For anyone following this issue via the comments here, have a look at the comments on Irish Election instead, where a cross-post (by me) of the above message has generated a lot of useful discussion.