Caller: Brian - Investment opportunity

Called me on my wife's number
I called him back on my number
He goes into his spiel about investment opportunities
Asked how he received my details
He states it is through a facebook or instagram ad
I ask him if there is a privacy email or infoline for me to lodge the request formally
He pretend to try find
He asks why I want to know
I state that it is a request for information, covered in the Australian Privacy laws
Hangs up - re-call him about 5 times
Number blocked

Caller: (02) 9128 6509

Called trying to sell opportunities to make money from home by listing real estate ads for them.
Spoofed number as calls back say number is not in service.