The Frilled Cast On is extremely simple and gives a pretty, frilled edge that looks like crochet and blocks quite flat on a Stockinette Stitch piece. It is a good match for the Picot Bind Off, and is a nice alternative to Ribbing, Garter or Moss
Russian Join - No more weaving in ends! Hate weaving in ends? The Russian join is an excellent technique for attaching a new skein of yarn or for changing colors. Best of all, it creates a secure join, so you can keep crocheting or knitt.
Genius slipper design where you knit a short "scarf", fold and sew onto your bottom. Garter stitch extra chunky yarn about wide, and however many rows you need, then sew into the 2 layers of the felt bottom.