Yes, you are welcome to bring a cooler and snacks on the boat. We do not allow any kind of grills on the pontoons. As for alcohol, on Lake Wylie it is legal for people 21 years and older to drink on the boat. However, ONLY beer and wine is allowed on Lake Wylie. NO HARD LIQUOR is allowed on Lake Wylie. The driver of any boat on Lake Wylie is to be sober at ALL TIMES.