How much is becoming rich in investment?

Just For Thinking ...

How much is becoming rich in investment?

Most of us may not be that lucky to have rich parents so we will have to depend on our earned income and return on investment to build up our net worth.

So how many % of our net worth must come from return on investment then only we consider becoming rich in investment?

Gurus who advertise in newspapers for their courses will tell you it is $Xm to become rich  in investment.

What you think. How many % of net worth?