Most members have already added the 10 free Whispersync for Voice titles to their library , thanks to http://www.ozbargain.com.au/node/79633 - however there

As the title says, use up 3 credits, get $10 back. I guess I don't buy enough as I had 6 credits on my account but as a true ozbargainer, I save them up until deals like these drop by.

200+ audiobooks on sale for US$4.95 each.

Categories include:
Editors' Picks, Fiction, Mysteries & Thrillers, Nonfiction, Romance,
Sci-Fi, and Fantasy.

Audible currently have two free short Christmas listens I do not know if it's restricted to current subscribers or not but I don't think it is.

The buy 1 get 1 free sale is back again (2 books for 1 credit). 100+ titles, sorted by genre. You'll need an Audible account with at least 1 credit to see the sale.

~100 titles from various genres. You need to be a member and logged on to see the sales prices.

Expires: 26th Nov 11:59PM ET (27th Nov 2:59pm AEST)

Another Buy-1-Get-1-Free sale. 150+ audiobooks on sale, sorted by author.

Just got an email from Audible offering a "Christmas in July" gift of a free audiobook. Seems you get a different email depending of which category you have the most books in.

Another "3 books for 2 credits" Audible sale (effectively 33% off). Lots of books categorised by genre.

Note: You need to be logged into your account for the link to the sale to work.

100 audiobooks starting from US$5.95 ~ US$8.95. Current audible membership required

List prices were up to $28 each.

Audible is having a 20% off credits for subscribers, expiring on the 17th of July. Also, there is a 3 for 2 offer with 100+ Non-fiction books to choose from, expiring 14th of July.