I think all are busy with various jobs and that is why communication now a days found very less.
Somewhere I have read that
I have done the work.
I have the work done.
The difference in the meaning of the above sentences narrated as
The work has been done by myself i.e. I have done the work.
&
The work has been done by otherselves, but that has been done under my control/suggestion/advise - i.e. I have the work done.
Any more suggestions from all of my colleagues are awaited in this regard.