have skin in the game

US /hæv skɪn ɪn ðə ɡeɪm/
UK /hæv skɪn ɪn ðə ɡeɪm/
"have skin in the game" picture
1.

to have a personal interest in something, especially a financial one, because you will be affected by its success or failure

:
The investors only agreed to fund the project if the founders also had skin in the game.
If you want people to trust your advice, you need to have skin in the game yourself.