What functions do successful people need from hotels when they travel?

the most important thing is: mobile phone (including charger), appropriate amount of money, bank card (credit card), air tickets or train tickets for travel, and personal identification. It is necessary to check the weather conditions in the two places in advance, bring two sets of appropriate clothes, and if you are on a business trip, you'd better prepare a formal suit in advance for emergencies, a pair of comfortable shoes and a pair of leather shoes, and prepare rain gear in advance if it rains. Other items: personal toiletries. You can also use the hotel's if you are not addicted to cleanliness. Some standing medicines.