on my person/in my carry-on:

• plane/train ticket or directions
  • remember baggage policies on planes/trains!
    • bag size
    • can't bring shoe spray or dry shampoo (propellants)
• money
• Moleskine
• sunglasses
• camera bag + camera
• snacks
• gimmicks
  • iPod
  • homework

in my baggage:

• remember!
  • TSA-approved padlock
  • baggage tags
• phone charger
• toiletries
  • body wash + pouf
  • hair care (shampoo/conditioner)
  • dental (toothbrush/paste)
  • comb/brush
  • contact lens solution + case
  • deodorant
• change of clothes
• sleeping clothes
• underwear (x days away +1)
• shoes/socks
• towel
• preparations for weather
  • scarf/gloves/handwarmers
  • or sunscreen
• pillow + sleeping bag

if it's a music-related trip:

• sheet music/scores
• pencil
• Dr. Beat
• 9V batteries
• stick tape
• gentle paper medical tape

leisure:

• camera charger