Secure Parking - 10% off Code (Worked in NSW CBD - Hilton Carpark)
Always use this site so felt compelled to post when I saw that no one else posted this.
Was searching for cheap CBD parking and found this code online:
I was able to get a discount off parking in the CBD (Hilton Pitt Street Secure Carpark) during the weekday (12pm - 4pm).
Successfully used the coupon code in conjunction with Secure Parking credit I bought from Groupon.