File a formal complaint to the Attorney General about Busch Professional Corporation attorneys and lawyers Liberty and Acquisitions LLC debt collectors unfair and unconscionable means to collect nonexistent, charged off, and unknown debts. Denver, Golden, Lakewood, Colorado Springs, CO.

http://www.coloradoattorneygeneral.gov/departments/consumer_protection/file_consumer_complaint
http://www.coloradoattorneygeneral.gov/sites/default/files/uploads/cab/cabcmplform.pdf

Attorney General John W. Suthers
1525 Sherman St. 7th floor
Denver, CO 80203

BBB Better Business Bureau File a Complaint:
https://odr.bbb.org/odrweb/public/complaintlink.aspx