Trade talk usually overrated

Posted by ESPN.com's Mike Sando

The mailbag has buzzed with questions about possible trades involving NFC West teams heading into the deadline that recently passed. My answers followed a familiar course. Yes, the trade makes sense on some level, but I'll be surprised if it happens.

A quick look at four of the biggest NFL trades made shortly before the trading deadline the last four seasons:

We've seen several other trades involving lesser-known players -- the Colts landed John McCargo from the Bills in one example Tuesday -- but we spend a lot more time talking about potential trades than actual ones.

Teams generally are not willing to part with their best players. When they are willing, financial factors often complicate the ability to get a deal done.