In the West, will be seen as impolite, because this is likely to affect other people's normal living arrangements and appointments or to visit someone need to make reservations in advance, otherwise a surprise visit to the passage of time, has also become a taboo

In the western world, and people to the appointment or visit a person needs to be booked in advance, otherwise unexpected visit will be seen as rude as it is likely to affect other people's normal living arrangements, and over time has become a taboo

In the West, or visits somebody with the human appointment to need to make an appointment ahead of time, otherwise visits suddenly can not consider as politeness because this very possible to affect others normal life arrangement, gradually, also becomes one kind of taboo

In the West, and date or call on need to make an appointment in advance, or surprise visit will be seen as impolite as it is likely to affect other people's normal lives arrangement, over time, has become a taboo

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