This document provides case studies and strategies for property upgrading and investment from Jason Wong, a real estate agent. It details several clients' upgrade paths, including upgrading from HDB apartments to condominiums or landed homes. It also outlines Wong's methodology for upgrading and investment properties, which involves understanding finances and market trends, buying within means, planning timelines, and having exit strategies. The case studies show clients were able to upgrade to better homes and gain cash outs ranging from $47k to $265k by following Wong's strategies.