Their work is pro-bono and the engagement technically starts a bit earlier than leaving jail. The lawyers guild is also the group that fields observers to record what demonstrators/police have actually done in protests.
Also the coffee/donuts are usually a separate set of people, lay volunteers up in the middle of the night trying to keep track of people to make sure they're processed quickly enough, or to give them said coffee/donut or a couple of bucks to catch the subway home. The keyword you're looking for is "jail support" http://organizingforpower.org/jail-support-solidarity/
Their work is pro-bono and the engagement technically starts a bit earlier than leaving jail. The lawyers guild is also the group that fields observers to record what demonstrators/police have actually done in protests.
Also the coffee/donuts are usually a separate set of people, lay volunteers up in the middle of the night trying to keep track of people to make sure they're processed quickly enough, or to give them said coffee/donut or a couple of bucks to catch the subway home. The keyword you're looking for is "jail support" http://organizingforpower.org/jail-support-solidarity/