So Saint goes "undercover, " riling up neighbors, turning them against a group or company, quietly offering legal advice, as well as tips on how to organize and turn up political pressure.

FORBES: Magazine Article

Police there may be reluctant to do so as intelligence operatives rarely own up to undercover operations publicly.

BBC: Anger at 'blown' Mumbai arrests

Abassi allegedly discussed with the undercover officer his plans to obtain immigration documents fraudulently so he could stay in the United States and engage in terrorism, and his plan included a claim that he was working for a company owned by the undercover agent.

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Doing so en masse could have had an unintended effect of alerting others to an undercover officer's status.

WSJ: Social Media Pose Riddle for CIA

So far, 57 or 32% of the preparers have either coached the undercover "taxpayers" on how to cheat on their returns or have urged them not to file at all.

FORBES: Taxes