Countries normally issue visas good for a year, during which time applicants can work and travel restriction free-no need to apply for work permits and nobody getting on your back about how many hours a day you work and how many you play.
它的簽證效期通常長達一年，這段期間申請者可在核發簽證的國家自由安排工作及旅遊行程，不必再另行申請許可證，也沒有人來考核你究竟一天工作和玩樂各佔幾小時。