"I want to give $100,000. How?"A check works. It's almost always the most expensive way.
You want to give $100,000 to causes you love. Writing a check works. It's also, almost always, the most expensive way to do it.
A gift is one decision. How you give it decides how much reaches the cause, and how much reaches the IRS instead.
One gift. Several ways to give it — most of them better than a check.
Same gift. More reaches the cause, less reaches the IRS.
In the room: CPA, the investment plan, and the causes you're giving to.