Many organizations are required to print and mail certain documents, letters, and notifications at the end of Q4 or the beginning of Q1. Savvy ones strategically utilize “the most wonderful time of the year” to touch base with clients, prospects, contributors, and community members. One specific mailing with huge potential is the donor acknowledgment letter. Required to be mailed before Jan. 31, donor acknowledgment letters are a necessary tax form, but they also present an