英语作文给百货公司的投诉信

Dear, Mister ! I am a customer(顾客) of your department store. My name is Chenming.I am writing to complain about the beer I bought in your department store yesterday. The brand is Smith . The beer is out of guarantee period exceed so I am afraid that I can not drink it . I demand that you should change the beer for another or return my money. I am looking forward to your quick reply.
Yours.
Chenming.
March, 20th, 2013.

Chen complainant , the complainant object
stores , merchandise smith beer . Reasons have a shelf life . Request a return
or exchange . I hope as soon as possible . Time 2013,3,20

To: Manager of Department Store From: Chen Ming
March 20th, 2013

Dear Manager

I bought a box of Smith beer recently, When I looked at the lable, I found out that the beer has already out of the quality guarantee date. I want to return them back to you or replace them by new ones. Please give me your reply as soo as possible. Thanks!

Best regards

Chen Ming

March 20th, 2013