What does it mean to give you a piece of sky to soar freely and a stage to interpret the future? Why do so many people like to use this as a sign?

Sky, stage **** the same characteristics is vast, give something to develop space, the meaning of this sentence is to take advantage of an opportunity to show themselves to the fullest, to develop their own.

Signboard? If it is an advertisement, it is mostly used for recruitment, meaning that this business can give a platform for development and attract people to join.