Suitcase

Clothes.

• Trousers
• Shirts
• Tie
• Suit
• Suit napkin
• Underwear
• Socks
• Spare shoes, or sandals
• Shorts
• T-shirt

Toiletries.

• Deodorant
• Teethbrush
• Toothpaste
• Nail clippers
• Shavette
• Razor blades
• Aftershave
• Laundry bag
• Foot file

Electrics.

• Phone charger usb wire
• Socket to usb converter
• Computer charger
• Computer headphones
• Computer mouse
• Power socket adapter
• Bank authenticator

Other.

• Small towel
• Umbrella
• Gym clothes
• Swim suit
• Check the luggage address label

Things to carry

Paperwork.

• Passport
• Flight tickets
• Hotel reservation. Check the address
• Time table, agenda, and such
• Insurance papers
• Country specific visa, such as ESTA

Other things in bag.

• Phone
• Computer
• Keys
• Comb
• Ear plugs
• Pens
• Something to read
• Writing paper

In wallet.

• Authentication dongles
• Payment cards
• Currency wallet

Wear.

• Shirt
• Trousers
• Underwear
• Socks
• Shoes
• Hat
• Jacket
• Scarf
• Gloves
• Belt

Removals

• Anything sharp
• Wallet rubbish, reciets, unuseful currency, coins

Alarm

• Put the alarm on to wake you up at right time to get to airport