"I cannot emphasize"

[ronbutters at AOL.COM]

One could call it a clipped phrase (deleted "enough"). 
Sent from my Verizon Wireless BlackBerry

-----Original Message-----
From: "Joel S. Berson" <Berson at ATT.NET>
Date:         Fri, 23 Apr 2010 10:12:54 
To: <ADS-L at LISTSERV.UGA.EDU>
Subject:      [ADS-L] "I cannot emphasize"

What category does this fit into?  Written about e-Bay.

 I cannot emphasize how important it is to check on shipping costs, which can vary wildly. 
 Joel