Be aware of fake people, don't believe everything.

Ask to sent a picture of themselves before meeting someone new on the internet.

stay in charge in chat.

don't tell them anything personal.

don't use your real name.

be careful who you trust.

look out for your friends.

don't get yourself in an unpleasant situation.

log out if you feel you are in an unpleasant situation.

think before you sent a message.