One of the easiest, very popular, and most consistent ways to give is by setting up automatic giving online. You may also give one-time gifts online. You may set up automatic drafts from your bank account or automatic drafts from a credit or debit card.
Donating appreciated holdings can avoid tax on the appreciated amount. Especially in a rising market, this can provide significant benefits to the donor.
These provide a guaranteed income stream to the donor/donor's spouse, an income tax deduction for those itemizing deductions, and tax-free income.