Short answer: Before: save, pre-approval, research. During: inspect, offer, due diligence. After: insure, move, connect, update address.
Before: Save deposit, check KiwiSaver, get pre-approval, research areas. During: View homes, make conditional offers, get inspections, review LIM, go unconditional. After: Arrange insurance, plan settlement, book movers, connect utilities, change address. Keep all documents for 7 years.
Before: Save $30,000 deposit,Check KiwiSaver eligibility,Get mortgage pre-approval
During: Make conditional offer,Building inspection ($600),Review LIM ($350)
After: Arrange insurance,Book movers ($1,500),Connect utilities