Cobb Senior Services and the Senior Citizen Council will hold an informational fair for seniors and caregivers 10 a.m. to 2 p.m. Wednesday at Cobb Civic Center, 549 S. Marietta Parkway, Marietta. Learn about elder law, assisted and independent living, Social Security, volunteering, Medicare and other topics. Parking and admission is free. Information: 770-528-1445 or 770-528-5381.