Police were made aware of the videos after a man learned he was shown in the video without his consent.
The criminal complaint says Lew performed sexual acts at several public places and businesses in the Eau Claire area.
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Amy Lew, 20, was charged with several counts in Eau Claire County, including lewd and lascivious behavior.
Monday, Lew was sentenced to nine months in jail and one year of probation.
It says her boyfriend videotaped the acts and posted them on various websites.
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