Thomsen cited Aguirre's "inability to work effectively with other staff and his unwillingness to operate within the Securities and Exchange Commission process" as the reason for his firing in September 2005, weeks after Aguirre was given a positive review, but days before his one-year probationary period at the agency was to expire.

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In 2011 a member of staff was dismissed while in a probationary period for misuse of the force systems.

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The Department of Justice remains the sole arbiter as to whether those stipulations have been met during a probationary period.

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