Live From AFP: 7 Great Reasons to Add Monthly Giving to Your Fundraising

"That was $960 a year for Oxfam in exchange for the $15 I spent on coffee that night," he said.

One person dropped off after eight years of giving, while the other two continue to give and upgrade. They've been giving for more than 35 years and have donated more than $133,000 total. And McKinnon never had to ask them again — they simply signed up for monthly giving and have given every month for 35 years.