PropTech investment involves funding startups and companies that are innovating within the real estate industry through technology. Investors focus on businesses developing solutions like AI tools for real estate, virtual reality tours, blockchain transactions, and data analytics platforms. PropTech investment offers opportunities for high returns due to the industry's growth potential and the increasing adoption of technology in real estate. In India, PropTech investment is on the rise, contributing to the digital transformation and growth of the real estate sector.