She gained notoriety after she was dismissed from, and filed a lawsuit against attorneys for, the Trinity Broadcasting Network (TBN).
[2] In 2002, during a Tulsa Miracle Crusade with popular televangelist Benny Hinn, she and her brother Brandon were laid hands on numerous times.
On August 30, 2011, Koper and her husband (a lawyer, also employed by TBN) claim they wrote a confidential memorandum to Paul Crouch Sr., alleging that "we think current TBN practices and procedures violate the IRS Code and State and Federal Laws... we do not feel comfortable being Secretary/Treasurer without bringing these issues forward.
[4] She has been highly critical of the alleged extravagances of her uncle Matthew Crouch, Vice President and the many millions of dollars transferred into the film company he runs.
Koper also accused Davert & Loe of professional negligence and fiduciary duty for allegedly secretly filing a lawsuit against her while continuing to serve as her legal counsel.