Complaint Letter about Bad Customer Service

Dear [Manager's Name],
I am writing to express my disappointment with the service I received during my recent visit to your establishment on [date]. Despite my expectations for a pleasant experience, I encountered several issues that left me feeling undervalued as a customer.

First and foremost, the staff seemed overwhelmed and unresponsive. I waited over [duration] before receiving assistance, which is unacceptable considering the relatively quiet atmosphere of the store. When I finally approached a staff member for help, they appeared indifferent to my concerns, providing vague answers that did not address my questions.

Moreover, I was dissatisfied with the quality of the product I purchased. The item did not meet the standards I have come to expect from your brand. Upon returning to the store for a refund or exchange, I was met with further resistance. The staff member I spoke to was not only unhelpful but also seemed irritated by my request.

This experience has been frustrating and has prompted me to reconsider my loyalty to your brand. I believe in constructive feedback, and I hope this letter will encourage improvements in your customer service. I would appreciate a response regarding how you plan to address these issues to ensure a better experience for future customers.

Thank you for your attention to this matter. I look forward to your prompt reply.

Sincerely,
[Your Name]
[Your Contact Information]