Knot-stitch edging tutorial. Sweet little edging, looks easy?
German buttonhole stitch.
Magic circle crochet tutorial - Easy step-by-step directions!
A Pinner said: Good site with lots of info. I've been crocheting for many years (since I was 4)and some info here I didn't even know.
How to crochet the oval shape - YouTube
Tutorial: Como tejer una base rectangular