Maps and guides Make sure you have directions to the venue printed out.
Membership cards - auto club, frequent flyer, etc.
Medical insurance card
Emergency phone numbers
Cash
Credit cards
Business cards (1) to hand to the people you meet, (2) to enter in drawings and sweepstakes to win stuff
Luggage and security
Luggage
Luggage name tags
Luggage locks
Travel safe
Neck wallet or money belt or waist bag
Gadgets
Cell phone
Laptop
Laptop bag - preferably the one with extra room for all the swag you'll pick up
Digital camera
MP3 player
Headphones
E-book reader
Battery chargers
Extra batteries
Extra memory cards for digital camera
Travel alarm clock
Clothing
Briefs or boxer shorts
Undershirts
Hosiery
Panties
Bras
Socks
Slippers
PJs
Bathrobe
Shower cap
Loungewear
Activewear
Headwear - hat, baseball cap, bandana, visor
Formalwear
Outerwear
Handkerchiefs
Swim trunks
Swimsuit
Cover-ups - sarong or pareo
Flip-flops
Personal selection of clothes To minimize your luggage, pack mix-and-match pieces of complementary solid colors.
Shoes A pair of comfortable shoes is a must! Those miles add up pretty quickly when walking around huge modern convention centers, and besides, you will be on you feet a lot when socializing with people during breaks and mixers.
Accessories and jewelry
Food and drink
Snack
Chewing gum or mints
Bottled water
Medicine
Small first aid kit band-aid + antibacterial cream + pain reliever + antacid
Prescription medications
Birth control
Vitamins or supplements
Extras
Garbage bags for dirty clothes
Sewing kit
Safety pin
Sink stopper + clothesline
Pre-paid phone card
Umbrella
Book or magazine
Earplugs
Travel pillow
Copy of this packing list - lest you should leave something when you pack for the return trip
Highlighter - to mark all keynotes, sessions, tutorials and other events you plan to attend each day. Make a schedule in advance based on your priorities!
To do
Check weather at destination http://www.weather.com/
Prepare all clothes - dry clean, wash, press
Charge all batteries
Put mail on hold or arrange for mail pick-up
Make photocopies of travel docs and itineraries
Make arrangements for drop-off and pick-up
Make arrangements for pets to be fed
Water plants or arrange for plants to be watered while you are away
Get cash from ATM
Upload music to MP3 player
Pay bills
Set TiVo or VCR to record programs
Clear answering machine
Set up auto email response
Adjust AC to save energy
Turn off appliances and electronic devices
Clean out perishables from fridge
Take out garbage
Check all carry-on luggage for sharp objects, place liquids in ziplocks