Grand Rapids Pizza and Delivery got a letter announcing right at the top that it was all about extortion. 

And if the business were not to pay one bitcoin, which is about $600 these days, its reputation would be trashed by anonymous complaints to several government agencies, like the Health Department, the Labor Department, the Police, and even the Better Business Bureau. 

Business owner Mike Raymond tells WOOD TV he's not giving-in to this playground bully. 

Michigan's Attorney General is investigating and the US Postal Inspectors want to hear from you if you've gotten a similar letter