To whom It May Concern,
I I am formally proposing our company’s cleaning services. We guarantee that we would provide your home or business with a reliable service. Our cleaning service is marked with diligence and efficiency in terms of making your property or business spotless.
If you need more information regarding a proposal or if you have any questions or concerns, please do not hesitate to call or email us.
Thank you for your time and attention. We hope to hear from you soon.
FYI, you might be using another company already, maybe I can offer you a better deal?