A letter of appreciation is a common document in formal business communication and professional relationships. In many ways, it is similar to the common thank-you letter, but a letter of appreciation generally follows the formal rules of business letters while thank-you letters are more informal.
A work well done is of real pleasure, not only for the client but also for the company or persons who have done the job. Business appreciation letter is one such where a client shows his gratitude for a job well done.
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