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 are bargains to be had by;
1)  Downloading $0.00 kindle editions of Whispersync titles
2)  Following the link from there to add the professional narration of the title for a reduced price [$0.49 and above]
3)  Buy four books that have a regular price of $14.95 or more, that you’ve only paid US$0.99 for, and receive a $10 credit by 5 May
But which of the 21,733 Whispersync books can I add the professional narration for $0.49 you ask?
Tess of the d'Urbervilles $0.49
Around the World in 80 Days $0.49
Frankenstein, or The Modern Prometheus $0.49
The Moonstone Tantor Audio Edition $0.49
A Journey to the Centre of the Earth $0.49
Not a member? (http://www.audible.com/t1/amazon) for two free audible books [30 day trial of gold membership, $14.95 a month thereafter, no cancellation fees.] Geographic restrictions on Australians purchasing free audiobooks getting you down? Why not take a virtual holiday to a hotel in the US, [http://www.agoda.com/north_america.html] and put down your temporary address?
What will I spend the $10 Credit on? - first, the free kindle whispersync e-book, then the following audible classics;
The War of the Worlds           $1.49.
Northanger Abbey            $1.49
Thérèse Raquin              $1.99
White Fang              $2.49.
The Adventure of the Bruce-Partington   $2.49.
A Rogue's Life             $2.99.
Madame Bovary               $2.99.
Bleak House                 $2.99.
The Memoirs of Sherlock Holmes      $2.99.
Under Western Eyes              $2.99.
This Side of Paradise           $2.99.
Moby Dick: or, the White Whale      $2.99.
Walden                  $2.99.
A Connecticut Yankee in King Arthur's Court    $2.99.
The Swiss Family Robinson;          $2.99.
The World Set Free              $2.99
Treasure Island   $11.49.   
Crime and Punishment   $3.49.
Vanity Fair   $6.99.
Mansfield Park   $5.49.
The Adventures of Tom Sawyer   $3.49.
South: The Story of Shackleton's 1914-1917 Expedition   $5.49.
Emma   $4.99.
The Last of the Mohicans; A narrative of 1757   $7.99
Notes from the Underground   $6.99.
The Beautiful and Damned   $4.99.
Love Among the Chickens   $5.49.
The Importance of Being Earnest   $4.99.
Catriona   $5.49.
Persuasion   $5.49.
Wuthering Heights   $6.99.
Secret Adversary   $3.49.
The Call of the Wild   $1.99.
The Professor   $5.49.
The Sign of the Four   $2.99.
Greenmantle (Richard Hannay)   $3.49.
Tales of Unrest   $2.99.
The People That Time Forgot   $2.99.
The Land That Time Forgot   $6.99.
Civil Disobedience   $0.49. [33pages]
Tarzan of the Apes   $2.99.
The Strange Case of Dr. Jekyll and Mr. Hyde   $2.99.
Love and Mr. Lewisham   $4.99.
An Inquiry into the Nature and Causes of the Wealth of Nations   $2.99.
The Old Curiosity Shop   $2.99.
A Princess of Mars   $2.99.
Twenty Thousand Leagues under the Sea   $2.99.
The Woman in White   $5.49.
The Voyages of Dr. Dolittle   $6.99.
 The Jungle   $1.99.
 Grimm's Fairy Stories   $1.99.
 Kidnapped   $1.99.
 A Dog's Tale   $2.92.
 Oliver Twist   $5.49.
 Walking   $1.49.
 Common Sense   $2.99.
 Pygmalion   $2.99.
 Piccadilly Jim   $4.99.
 A Christmas Carol (Illustrated)   $2.99.
 The Thirty-Nine Steps   $2.99.
 Martin Chuzzlewit   $6.99.
 An Introduction to Philosophy   $1.99.
 The Coming of Bill   $2.99.
 Pride and Prejudice   $5.49.
 The Voyage Out   $6.99.
 The Picture of Dorian Gray   $2.99.
 Great Expectations   $5.49.
 Paradise Lost   $2.99.
 The Life of Abraham Lincoln   $1.99.
 The Planet Savers   $2.99.
 Stone of Tears (The Sword of Truth #2)   $1.99.
 Return of Tarzan   $2.99.
 Right Ho, Jeeves   $6.99.
![Audible Members Buy Four Audiobooks [~US $2.00] in April, Earn a $10 Listening Rewards Coupon](https://files.ozbargain.com.au/n/53/98953.jpg?h=37a63bb4)

Thanks for this comprehensive post of freebies/cheapies for audible. I have an account, but I'm NOT a "member" (ie no "plan")so no voucher. Lots and lots of cheap listening though.