Midland credit management Mcm sent me a letter back around jan 2012 stating that i owe 747.38 on a debit i sent this company a letter stating that they are a third party trying to collect on this debit that was just sold to th this company is trying to misrepresent the amount of a debit and has since reported to all three creit bureaus SAN DIEGO , California

MCM is trying to collect on a debit that was sold to them from another collection agency by the name of Main St Acquisition after this other collection agency had this acct deleted also MCM has since place this acct on my credit report after i sent them a a letter stating that and they sent me back a computer print out with 614.00 and they place on my report at  747.00 whats wrong with that pic  also they are a third party collsection agency. can someone tell me can i sue them for placing that on my file after i had it deleted.