I have reeived a 2nd letter from CRB stating they have used all reasonable efforts to collect $216.81, which they say I owe National A-1 Advertising. I have never heard of this company and all of my bills are paid. I contacted this company about 2 months ago when I got the first letter and informed them I am not paying this. From everything I can research on the internet, this is a scam and they are using various company names for the debt collections. I am considering sending this to the Michigan Attorney General. read full review »