Because you're able to use this questions to soften your speech in asking a variety of different questions.

因为你可以用这样的问句来使你提出的问题更为温和。

Would you 课堂 - SpeakingMax英语口语达人

Also, you could use "Would you" with a "like" right after to soften the question even further.

当然，你也可以在“Would you”后面加上一个“like”，因为你可以用这个疑问句使你提出的各种问题变得更温和。

Would you 课堂 - SpeakingMax英语口语达人