Documents: I have my passport and visa to enter the country, I already know where I'll be staying, and I have copies of my documents.

Clothing: I'm also bringing money and light clothing since the weather in summer is hot.

Other: I've hired a tour guide who recommended I bring a map, headphones, and books.

Toiletries: I'm bringing a toothbrush, toothpaste, shampoo, and conditioner.

Electronics: Phone, charger, power adapter (if necessary), and professional camera.

Neither of us are going to the same country, as I'm traveling to the United States and he's going to the United Kingdom.

Documents: We both have passports and visas to enter the respective countries, and copies of our documents.

Clothing: We are both bringing money and clothes.

Other: We don't have the same items, as I'm bringing a map, headphones, and books, and he's only bringing clothes.

Toiletries: We have the same toiletries: toothbrush, toothpaste, shampoo, and conditioner.

Electronics: We are both bringing the same electronics: phone, charger, power adapter (if necessary), and professional camera.