- Learn the “Insert”-Shortcuts
- Always have the right zoom
- Scrolling
- Hide/Show sidebars
- Presentation mode
- Ruler
- Moving objects
- See margins while moving
- Resizing objects
- Naming and grouping objects
- Bonus: Resources
On sketchappsources.com you can find a great collection of free design resources for Sketch 3 – I can recommend you to use them in your projects.