advise [ədˈvaɪz] v.建议；通知；劝告；忠告
Police are advising people to stay at home.
I will contact you later to advise you when to come.
It's very cold outside. I advise you to put on more clothes.
I advise you to check your schoolbag every evening before going home.
contact [ˈkɒntækt] v. 联系，联络