JPP isn't just about moving geometry up and down. You can twist, rotate, and scale the face as you pull it, allowing for complex tapered shapes that would otherwise require painstaking manual vertex manipulation.
Ensure you installed LibFredo6 . Without this library, the Joint Push Pull tool icons will not generate. Joint Push Pull Sketchup Plugin Free Download
The Value Control Box (bottom right) allows you to type in exact distances for your extrusions for architectural precision. JPP isn't just about moving geometry up and down
Create complex geometry without distorting the underlying structure. Work interactively with visual dragging. Key Features of Joint Push Pull Joint Push Pull Sketchup Plugin Free Download