What is the most profitable commercial real estate?

Could you elaborate on the most profitable type of commercial real estate? Is it office space, retail, industrial, or perhaps a different sector entirely? Are there specific factors that contribute to a property's profitability, such as location, tenant mix, or development trends? And how does one go about identifying and securing such a property for investment purposes? Understanding the intricacies of this question can be crucial for investors looking to maximize their returns in the commercial real estate market.