Resources

Official docs

Yii2 Quick Start Guide

http://quickstart.yii2tutorial.com/content/ch11#11-1

Yii2 Lessons

Yii2 Tutorials

Beginning Yii2

Building a Youtube Clone

Russian Forum (translated in English)

Examples (web sites build in Yii)

1. https://yiipowered.com/en
2. https://monoray.ru/products/6-open-real-estate
3. https://sakuracommerce.com/