She used this as a stepping stone to enter the music industry.

Some testers use the job as a stepping stone in the game industry.

While many actors have used video games as a stepping stone, North has built a career in the industry.

"My original plan was to use this house as a stepping stone," he said.

We're trying to use the Atlanta game as a stepping stone and keep building from there.

I would not be using it as a stepping stone to something else.

Work which can be used as a stepping stone to another career.

Other assistants, though, often use the position as a stepping stone.

It was used as a stepping stone during the creative process.

None would use the space station as a stepping stone.