If you are in Sydney then get along to the Sydney SQL Server User Group meeting which is on tonight. The topic for tonight is "Avoiding Stored Procedure Recompiles in SQL 2005" Dr. Greg Low will be presenting tonight so it should prove to be an interesting topic.
However they are meeting tonight for the first time in the new meeting location. Please see the details below along with a map of where the meeting is. If you have any issues give Grant a ring.