What the New USPS Postmark Rule Means for End-of-Year Giving
What the New USPS Postmark Rule Means for End-of-Year Giving By Stephanie Flores de Valgaz On December 24, 2025, a new United States Postal Service rule took effect that will affect mailings, which, while for most things is a minor change, could have a significant impact on year-end giving. Under the new rule, a […]
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