When you meet someone for the first time, you may want to get their contact information. Knowing how and when to ask for this kind of information is a very useful skill that speakers of English as a foreign language need to develop.
Another type of personal information you may want to ask about to carry on conversation is where the person you're talking to (the address) lives, or where they have gone to school.
Other types of personal questions may be asked: As a rule of thumb, one needs to know how and when to ask, as well as what appropriate comments can be made and what inappropriate comments should be avoided.