First up, the Opportunity Party says that it wants to clean up politics by regulating lobbying and capping donations. How realistic are those changes? Transparency International New Zealand chief executive Julie Haggie explains. Then, an ongoing trial allowing cars on Queen Street between 7pm and 7am could dampen the incoming benefits of the incoming City Rail Link, according to transport advocates. But that's not the view of Steve Bielby, who's renovating the St James Theatre - he wants the cars to stay.