Calder and Winton are open practice on Wednesday and Fridays respectively. Relatively cheap to rock on up to their open days and pay whatever.
Sandown is $7,000 for the day Plus you need a clerk for the course, medico's etc.
Calder is $6,500 + bits.
I breifly spoke to Sameer about the possibility of Phillip Island and he was going to get back to me on that one.