Your thank you letter should be typed, not handwritten, and formatted in two to three paragraphs as displayed below. Use concrete details like "your donation will help X number of kids!The County Board of Supervisors accepts donations and gifts offered to the County for the use, benefit and advantage of the citizens of San Bernardino County. Write an excellent thank you letter for donations. Get tips and best practices, plus three inspiring samples and ready to use templates! The letter shall include any restrictions on the offer to which DBH has agreed. The Director or designee shall prepare and complete form 12-7973-123, "Notice of. Take a look at what makes a good thank you letter for a donation or use one of our provided templates to help get you started. Simply fill out a pledge card and place it in the offertory basket or drop it in the mail. Take a look at what makes a good thank you letter for a donation or use one of our provided templates to help get you started.