Depending on what stage your at in your investments you will have at least used professionals necessary in property investing eg; legals & finance.
As you and your investments grow you soon learn the importance of buiding a professional team around you in order to accelerate and further your investments.
The quality of your team around you is as important as high performance parts in a racing car. The higher quality of parts the higher performance in your investments. Also should you find a faulty part it should be changed as soon as possible or your racing performance suffers as does your portfolio.
A racing driver in order to save valuable seconds has a professional crew with each member individually valuable in his or her way assisting the driver for optimal performance as will your property professionals.
For optimal performance in property investing you will need to build your own professional team around you to accelerate your success.