궁금한게 있는데요  등업하면 뭐가 좋은가요  저는 모바일 유져입니다만 등업이라는게 있는지 오늘 알았네요 
등업하면 뭐가좋은지,,그리고 등업 방법은 뭐가 있는지 알랴주세용~