1. Phone chargers.
2. Your toothbrush.
3. Toiletries you brought with you, like deodorant or perfume.
4. Your glasses.
5. Make-up, or make-up bags.
7. A child's stuffed animal.
8. Shoes. Apparently maids find SINGLE shoes a lot, usually under the bed.
9. Maps or travel guides.
The study also looked at some of the WEIRDEST things people have left behind, including a glass slipper . . . a goldfish . . . a Christmas tree . . . and a huge family portrait someone hung on the WALL of their hotel room.