Hi ,

I AlWAYS buy my travel money from Travelex on line. I will pick them up at Dover Eastern Docks..They have by far the best rates.

Use this link
https://www.travelex.co.uk/personal/moneynet.asp?content=mn&ProdType1=FC&ProdCode1=AUD.

Hope this helps.
Steve
PS This is my first trip and what a useful forum this is..