More sophisticated traders actually buy puts or calls that lose money to throw regulators off the scent.
The Eagles brass even leaked information that they were not involved to throw the media off the scent.
Perhaps not surprisingly, the critics of Poulenc's day were thrown off the scent by his apparent inconsistency of tone.
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Was that a calling card for hacktivists, or an attempt to throw investigators off the scent of the real attackers and their motivations?
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He tends to obfuscate around the truth as if he's trying to put his inquisitor off the scent, to the point where once it's said he even lied.
One US newspaper described it as embracing "everything from country-tinged ditties to Black Sabbath-style fuzzbuckets with the Paul McCartney songbook tossed in to throw the dogs off the scent".
Like most malware attacks, there are clues as to its origin - however security experts warn that any calling cards found within the attack's code could in fact be an attempt to throw investigators off the real scent.
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Mrs Gandhi tried to throw the media off her scent when she slipped away to the southern state of Karnataka to register her candidacy for one of the two parliamentary seats she is contesting.
He's currently experimenting with aging teas in Pinot Noir and whiskey barrels: The teas absorb the moisture from the barrels and give off the alcohol's scent.
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Hunts are no longer allowed to use dogs to chase down foxes, but are instead supposed to use techniques such as drag hunting, where dogs set off on the trail of a scent laid about 20 minutes in advance by a runner or rider dragging a lure.
First, the scent must give off an inviting bloom from the bottle's plastic cap, to win over a shopper sniffing in the store aisle.
At the Thurlow Hunt - one of the oldest in Britain - dozens of riders set off as their dogs followed an artificial trail of fox scent.
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