How do you write an email to express appreciation to a client or customer?

Writing an email to express appreciation to a client or customer is an important part of maintaining a positive relationship with them. Here are some tips on how to write such an email:

1. Start with a salutation, such as 'Dear [client/customer's name],' or 'Hello [client/customer's name],'.
2. Begin the email by expressing your gratitude, such as 'I wanted to take a moment to thank you for your recent purchase with us.'
3. Be specific about what you appreciate, such as 'We truly appreciate your continued loyalty to our brand.'
4. Explain how their actions have helped your business, such as 'Your positive feedback has helped us improve our services and better serve our customers.'
5. End the email with a closing statement, such as 'Thank you again for your business,' or 'We appreciate your continued support.'
6. Include a call to action, such as 'Please let us know if there is anything else we can do to assist you in the future.'
7. End the email with a professional closing, such as 'Sincerely,' or 'Best regards,' followed by your name and contact information.