M&T Bank Corporation Bank Account Or Service Complaint

M&T Bank Corporation Bank account or service department,

Checking account Deposits and withdrawals Maryland

I made a deposit of $10000.00 on -/-/2016. The deposit was supposed to be for $9500.00 but i accidentally added $500.00. The teller counted the cash while i watched. She came up with $10000.00. She counted the money again with the counting machine and came up with the exact same amount $10000.00. I knew I had added $500.00 by mistake and went through with the deposit. No problem. I got my statement for - and noticed a " correction to deposit '' for - $520.00. I contacted the bank manager. She talked to the teller and her excuse was that she remembered that she did n't count it properly while i was there but apparantly she came up with a different figure after hours. Called M & T corporate and was told they could n't do anything about it. I still have not got my money back. The teller thought she saw an opportunity to enrich herself at my expense. She is a THIEF and should be prosecuted! I have a bank deposit slip that was forged and signed by someone at the bank. I did not sign it! The bank is at - - -. -, Md. -. Phone # -. The managers name is -?. The tellers name is - -.