If looking for a SUP check out www.coreboardsports.com.au based in the Torquay Jan Juc area with clients from Melbourne Geelong and the surf coast.
Nick Maloney supplies most brands and will make an effort to help potential buyers with demo boards and tips, accessories etc at very competitive prices but under a friendly no pressure to buy attitude.
It took me about 3 mths of research and demos before i finally bought one.
they also stock a large range of windsurfing gear mainly suited to wave sailing