There's nothing better for donor retention than donors that feel sincerely appreciated, and there's nothing more authentic than a hand-written thank you. While this might not be the most time-efficient method it is by far the most sincere. But, if you're crunched for time, sending an e-mail could also be an effective option. If you truly want to thank your donor like you mean it, consider Dennis Fischman's advice and:
It's been said time and time again, "donors are the lifeblood of our nonprofit." Literally. Donors keep charities alive and help nonprofit organizations grow and flourish. So how do you keep your donors and sponsors interested in your nonprofit for years to come?