Via Certified Mail & E-mail
Date
Name
Address
City, State Zip

RE: Past Due Account
Amt due: $999.99

Dear Mr. XXX:

The above-referenced account is seriously past due. If we have not received the total amount due on or before Month 99, 2XXX, the agreement will be terminated effective Month 99, 2XXX; all mail will be returned to sender and the telephone will be disconnected. The account will be sent for collections.

Please remit the total amount due for each account to prevent the termination of the above-referenced account.

Sincerely,

Area Manager