Full step by step photo tutorial on the Crab Stitch Join As You Go Method is up on my blog! 💙💚👏
https://crochetml.com/blogs/news/photo-tutorial-how-to-crochet-crab-stitch-join-as-you-go-method
https://crochetml.com/pages/photo-tutorials
Playlist featuring more Square Joining tutorials here:
https://www.youtube.com/playlist?list=PLXwG-nU-M9LqajsY8m_YRuUNH5Q7sQ2Im