The basic fundamental of a business trip is to be properly equiped for any normal or in fact any abnormal situation which may turn up. Though most business travels or trips happen by surprise, one should always be in a state of preparedness to pack up and take off.
For example, one should always a mini first-aid kit in case of any cuts or scratches which may occur by accident. Another relevant example would be carrying normal everyday medicines for minor health issues such as headaches or stomach issues because no person would like to stay unprepared for a situation such as these.
