Hey,
Hope you doing well.
Firstly, thank you for reviewing my proposal. I have read your requirements for this project. We are a brand agency working in the domain of branding and web development. We have integrated a lot of mail chimp id to our clients sites. We can do this project quickly and efficiently. We will even provide post work assistance for you. we can discuss details over chat.
Looking forward to work with you on this.
Scott.