Planning a trip to Hanoi can be exciting, but it can also be overwhelming if you're unsure of what to prepare before arriving in the city. To ensure a smooth and comfortable journey, here are some things to consider when packing for your trip to Hanoi:

1. Passport & Visa Requirements First things first, make sure you have a valid passport and visa before coming to Hanoi. Depending on your country of origin, you could be required to obtain a tourist visa before entering Vietnam. It’s a good idea to double-check the visa requirements before purchasing your flight ticket. 

2. Weather & Clothing Hanoi has a tropical climate, meaning it can get quite humid and rainy. Pack lightweight clothing with breathable fabric, such as cotton or linen, as well as a rain jacket or umbrella for those sudden downpours. Remember to bring comfortable shoes for walking around the city’s many attractions.

3. Electrical Adapters & Devices Electricity in Vietnam runs on 220 Volts and the outlets are mostly two-pronged (Type A and Type C). Purchase a universal travel adapter if your devices require a different type of plug.

4. Travel Insurance Although it’s not a legal requirement to have travel insurance in Vietnam, it’s highly recommended. Make sure your policy covers medical emergencies, flight cancellations, and theft or loss of personal belongings.

5. Currency Exchange The currency in Vietnam is Vietnamese Dong (VND). Make sure to get your currency exchanged before arriving in Vietnam, or withdraw some from the ATM at the Hanoi airport. Credit cards are accepted in most restaurants and hotels, but cash is still the primary mode of payment for street food and small shops.

6. Local Customs Research about Hanoi's local customs and cultural norms before arriving. For example, it’s considered rude to point with your feet, and covering your shoulders and knees when visiting temples or pagodas is a must. Final thoughts: Taking the time to prepare before your trip can have a significant impact on how much you enjoy your stay in Hanoi. By packing the right items, researching your destination, and understanding the local customs, you’re on your way to a fantastic holiday in this vibrant and dynamic city.