for vs of

[Offroad]

Dear teachers...

Is there any difference between these two?

This is a great source of money.
This is a great source for money.

Thanks

[billmcd]

Dear teachers...

Is there any difference between these two?

This is a great source of money.
This is a great source for money.

Thanks

For me, your first example is simply a general statement about where one could find money (of), Wheras the second example tells me where I can obtain money (for), a slight difference, but my inference. As usual, context would be the deciding factor for me.