I have been writing about personal finance in columns for the Herald family of newspapers for 15 years. A lot has changed in that time, although the basics of budgeting, spending within your means and investing still stands.
1. You don't need all that stuff. Things that didn't exist 15 years ago such as iPhones and Nespresso machines are seen as essentials. It cuts into savings and forces us to buy larger houses to accommodate everything.
2. Run from hard sell. The worst hard sell I experienced in New Zealand as an undercover journalist was from Blue Chip Financial