A lot.  The list includes:

• Providing communications & APRS support to many local foot and bike races, for instance the Red Eye Relay, Hoosier Hills Bike Ride, the Hilly Hundred Bike Race, the Hoosier Hills Run, etc.
• Monthly presentations during club meetings by both club members and hams in central Indiana.
• Planning and helping with the Owen County Hamfest in Spencer.
• Working with Monroe County Emergency Management during disasters.
• Helping Red Cross.
• Weekly ARES/RACES/simplex nets.
• Annual holiday dinner in December.