How can i switch between two DS businesses so the right onr prints on thd receipt?

[SSC]

Switching businesses on receipt

[RHatch]

Not quite sure what you are asking..

Did you set up multiple locations in your Square Dashboard?  If so then in your Square "Point of Sale" app you can log in and select the  store you want to use.  You will have to log out and back in again to change locations.