Answer
The lanyard stops the engine if you fall off—prevents runaway PWCs in crowded bays. Attach it to your PFD, not loose clothing that slips off. Rentals demonstrate attachment at the dock; never disable safety switches.
Sources: Maryland DNR · U.S. Coast Guard · Visit Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
