Many people contemplate suicide, but often don’t mean it. In some cases, people actually undergo number of events that pressure the person to take suicide as an alternate option, rather than bearing such pain. As a friend, or at least as a human, one must take some sort of measure to help them.
The thing one must to do is to talk to them. The first thing is to ask whether there is something wrong, and if it can be helped. If they say no, but it seems like there is a problem, persist. When they tell their problems, listen to them in detail, in order to help them. Ask them about their problems, and how they can solve them, one at a time. Ask if there is way for others to help them with their problem, as more people can offer more help than one person. Ambivalence is natural for the victim and for the friend, but indifference towards such a situation will only make the problem worse. Reassure them throughout the process, when trying to get help.
If the problem is really serious, then, one must keep them under surveillance, as in monitor them for problems like bullying, negative emotions, but most importantly, tendencies of suicide. One must also involve as many...