Make sure the throttle and all switches are working properly. Be sure that the fuel and battery lines are properly connected and that no fuel is leaking. Check to see that the cables and steering are functioning. A cell phone is a very important piece of equipment to have on board your boat in case of an emergency or mechanical problem. Cherrish those memories of family gatherings on the lake.
Lake breezes make it feel much cooler on the water, especially late in the afternoon.
Drink lots of it, drinking water that is. Your stomach will start growling if you don't. And besides, your friends will expect it. Please read it.