Low-end Donors Matter, Too

"They may be tired of you," Carlson says. "If it's the same old appeal, chances are you might lose their support."

It's important, too, to remember that these are donors who represent a lower income bracket, and have less disposable cash and perhaps more giving priorities than the average major donor. But Carlson suggests to track donors citing financial situations, either through telephone communciations or direct-mail solicitations.