To celebrate the release of Grand Designs Australia series five on DVD, Fremantle Media is giving you the opportunity to win one of six ultimate Grand Designs Australia prize packs featuring series one to five, and valued at $169.75 each.

Based on the popular UK show and hosted by award-winning architect Peter Maddison, Grand Designs Australia follows the structural, financial and emotional journey over many months of people building their own homes.

To be in the running, just answer the following question in 25 words