Be dressed appropriately (nice swim trunks or a solid bikini, no street clothes), and have your ID out. This works best if you’re with one other person—not a large group.
Notes for guests:
Why? Because John Persons wants to throw a bigger party next year. To do that, he needs proof of concept. He needs high-res photos of girls laughing on the edge of the pool, guys winning at beer pong, and the spread of food on the picnic table. john persons pool party free