When you are planning your trip there are some things you can fail to remember. Usually they are very useful things and their absence can cause some inconveniences. Depending on the length of your trip and the place you are going to the list of the necessary items will differ.
In any case, if you are going abroad you must have all the necessary documents.
1) your foreign passport with visa (if necessary)
2) your tickets (plane, train, bus just any)
3) your hotel voucher (if you stay in a hotel)
4) your insurance (if you have one)
If you are traveling with a travel agency, youd better have their telephone numbers and other contacts both in your country and in a country of your destination.
So, when you plan to spend away from home only a couple of days you should only take your documents and a sufficient sum of money. There are hardly such things you cant live without for several days. Of course, if you do prefer not waste your money, you should not forget your toothbrush ad other item of the personal hygiene. However if you stay in a prestigious hotel these things wont be a problem.
Some people live their city with a...