Lazy Girl vs. The Summer House Share

In female-shared spaces, ponytail holders and hair elastics are among the first beauty products to evaporate into thin air. Add in sandy terrain, and they're as good as toast. So, if you're a stickler about being able to pull back your strands on-the-fly, keep a reserve of troubleshooting hair essentials in a sealed pouch in your bag.

Don't Share Everything

Hygiene (and attention to details) can fall by the wayside when friends are enjoying a boozy night. So, err on the side of caution and keep items that are most likely to transmit bacteria and viruses (like your mascara, tooth brush, razor, eye makeup, and lipsticks) stowed away safely in your luggage when you're not using them.