Sketch 3 Tutorials by LevelUpTuts

Sketch 3 Tutorials by LevelUpTuts: https://www.youtube.com/watch?v=-1BMzQLq7zk

A very basic tutorial, and very detailed. But lots of plugins usage.

6. Using Text Styles

Just like CSS style, change it every text in the style will update.

9. Shapes in Sketch 3

Star and Polygon can change Points.

10. Creating and Using Symbols

Symbols is one of the brand new features in Sketch 3.0 and it allows you to re-use Groups, Layer and Text Styles in your document. Once added, simply insert them via Insert > Symbol in the toolbar.

11. iOS Design UI Tools

We use collections of symbols and text styles inside Sketch: File -> New From Template.

19. Extending Sketch With Free Resources

Sketch App Sources is a website that focuses on providing resources for Sketch 3 by Bohemian Coding.
We aim to provide top quality resources that designers love to use, and make their workflow simpler and more enjoyable.

http://www.sketchappsources.com/

20. Create Animated GIFs

Generate-GIF: plugin for generating animated GIFs