These investment avenues offer the potential for wealth maximization alongside the growth of the real estate sector, mitigating concentration risks and requiring smaller initial investments. 

In general, REITs specialize in a specific real estate sector. However, diversified and specialty REITs may hold different types of properties in their portfolios, such as a REIT that consists of both office and retail properties. 

A REIT is a company that owns, operates or finances real estate, and it produces rental income and provides an investment opportunity, like a mutual fund