Accepted 76561198041649782 (ANGRYPUG) <- Impersonator.

Victim (the guy being impersonated):
|steamID: ANGRYPUG
|steamID32: STEAM_0:1:16593222
|steamID64: http://steamcommunity.com/profiles/76561197993452173
|customURL: http://steamcommunity.com/id/angrypug
|steamrepURL: http://steamrep.com/profiles/76561197993452173

Scammer (the impersonator):
|steamID: ANGRYPUG
|steamID32: STEAM_0:0:40692027
|steamID64: http://steamcommunity.com/profiles/76561198041649782
|customURL: http://steamcommunity.com/id/angrypog
|steamrepURL: http://steamrep.com/profiles/76561198041649782

Screenshots:
Chat: http://i.imgur.com/QKt0sWV.png
The impersonator's profile: http://i.imgur.com/FyVWNoc.png

Description: Pretty clear case of impersonation. The impersonator added me and tried to sell me an Unusual, which was likely scammed from someone. I called them out on their impersonation and they removed me.

Code:

Never tell your password to anyone.
Varren [The Goddamn Hatman™]: Hello.
ANGRYPUG: hi varren
ANGRYPUG: sorry for add
ANGRYPUG: i no read NO ADD
ANGRYPUG: hahaha
ANGRYPUG: i have unusual
ANGRYPUG: for sale
Varren [The Goddamn Hatman™]: mhm
You have accepted the trade request from ANGRYPUG.
ANGRYPUG: i show
ANGRYPUG: interested?
Varren [The Goddamn Hatman™]: Well I'm a bit put off by the fact that you're an impersonator.
ANGRYPUG is now Offline.
ANGRYPUG is currently offline, they will receive your message the next time they log in.

Marked, adding to notes, thank you for the report.