Ryonet is the brand we are using for photo emulsion, ink and our screen dryer and
T-shirt presses. They have video training for using photoshop for screen printing.
Photoshop For Screen Printers- Introduction
https://www.youtube.com/watch?v=CCDwHEOtf5Q&t=7s
Photoshop For Screen Printers- Workspaces
https://www.youtube.com/watch?v=uV6UM4Izfow&t=2s
Photoshop For Screen Printers- Generating Black Line Art
https://www.youtube.com/watch?v=fyW4tyZ1o64&t=1s
Photoshop For Screen Printers- Generating White Line Art
https://www.youtube.com/watch?v=7NlGuUXm1DY
Photoshop For Screen Printers- Converting to Halftones
https://www.youtube.com/watch?v=hgYxJd-vr9Y&t=8s