Maybe I'm an exception, but I got a big bunch of nothing, concerning myself anyway, doing it.

Yourself:
I found out that a talent agent with my name is missing

Email:
Brought up my Facebook account which was created in 2012 (I had to have an account to see pictures my son took on vacation), and people I might know.
My last Facebook post was in December 2012.

My User name: (AI was a little off):
The "EC" in "Mark (EC, IN)" likely refers to the European Community and is often associated with CE marking on products sold within the European Economic Area. The "IN" likely indicates the product is intended for the Indian market, or that the product is manufactured in India.

My address
gave a $$$$ value for my house and said it was not for sale, and that 6 people live there (I'm not sure who the other four are besides my wife and I)

Just sitting here, I'm not sure what my license plate is

My Email before the @:
Brought up may old landline phone number.