The following is a Mackerras pendulum for the New South Wales state election, 2015.
"Safe" seats require a swing of over 10 per cent to change, "fairly safe" seats require a swing of between 6 and 10 per cent, while "marginal" seats require a swing of less than 6 per cent.
All margins are Coalition vs. Labor unless specified otherwise.
References
Post-election pendulum for the New South Wales state election, 2015 Wikipedia(Text) CC BY-SA