From the site:
“HarperCollins is inviting unsolicited manuscripts from aspiring authors in Australia, New Zealand and around the world. Whether or not you’ve been previously published, this is the perfect opportunity to submit your work and have a chance to be published by an award-winning, international publishing house.
Our online submissions scheme, The Wednesday Post, is ready to uncover the best voices writing today. All entries will be considered for both print and ebook publication as well as digital-only publication.
Every Wednesday, we will accept submissions through the website. Submissions must be sent through this portal and should meet all the guidelines outlined below. Please note that submissions sent by post or email will NOT be considered for publication.”
For more information, visit: http://www.wednesdaypost.com.au/