We all use public transport and we all have our own reasons for doing so. Some do not own a car, others work or study in the middle of the city, so it is faster and often cheaper to go by train or bus. The coziest is of course to travel with others, but generally, you are still on your own and say it yourself: you prefer to sit alone, so you do not have to take account of others. Most show this by placing something, such as a coat and/or bag, on the seat next to them. Of course, this is no problem at all when it is quiet, but when it is busy, it is better to be considerate of others and keep the seat free. This woman did not ignore this public transportation etiquette, but soon regretted it….