There are some actions with:
If you succed you "influence" the target.
What is "influence"?
There are some actions with:
If you succed you "influence" the target.
What is "influence"?
There's no specific system, but if you're using a progress tracker, then that would be a positive result in your favour on the tracker, and if you're not then the GM just needs to roleplay it as something suitably favourable to the PC.