Father, Husband, woodworker (hobbyist), reader, friend
Habitat for Humanity because affordable housing in this area is in short supply.
Food banks because no one (especially children) should ever go hungry.
Because it is a reputable, secure means of donating with a long history. Data is provided to show how much of the funding goes toward the actual cause and how much is eaten up by overhead.
I use the volunteer option because I immediately see how my contribution helps others.