There is a company that does them (from Hervey Bay) out at Landcruiser Park. Also do CT towing, retrieval and parking. The name will come to me ...
Alternately, you can do them at Mt Cotton Training Centre I believe, and there is a mob that takes you to various parks (like the Scenic Rim 4X4 park) to do the training.
Also 4X4 clubs will do training for obvious reasons.
Let your fingers do the walking ...
Kit_e