Engaging people
Provocative and → coaching questions can  → turn people from those resisting change to those creating change

Establishing rapport
Don't try to impress people with your ideas, rather establish rapport and trust by eliciting ideas from them and thus expressing how much you care about them and value their point of view.  >>>

Better listening, deeper understanding
All too often, while you are talking, your prospect is not → listening but thinking about what he/she is going to say. When you ask questions, you make your prospect → think  in the direction you propose.

Higher motivation, better follow-up

The right answer will not be imposed by you, it will be found and owned by your prospect, who, thus, will be more motivated to follow it up

Clarifying
Powerful clarifying questions can help → solve big problems and resolve conflicts. Such questions can also prevent big problems if asked timely.