The Sister Bay & Liberty Grove Fire Department partners with the American Safety & Health Institute to offer classes to educate the community in the proper method of using an AED and performing CPR. The four-hour class will teach infant, child and adult CPR and offers a two-year certification. The cost is $25 per person. The next class is offered at the Sister Bay Fire Station on Mill Road on Oct. 18, 6-10 pm. To register call 920.854.4021 and leave a message or email [email protected].