There are many conversations here about PDF annotations. Search for existing, please. Most recently some sage advice at Struggle with my Workflow (Macbook, iPad, DT 3, LiquidText, Papers) - #7 by webline
There are many conversations here about PDF annotations. Search for existing, please. Most recently some sage advice at Struggle with my Workflow (Macbook, iPad, DT 3, LiquidText, Papers) - #7 by webline