Tips and Tricks
Cher recommends the Stretchy Bind-Off that uses yarn overs. Find the directions here:Knitty.com Stretchy Bind-Off
Cher also recommends using leftover sock yarn to make a Barn Raising Quilt by Shelley Mackie & Larissa Brown from Knitalong: Celebrating the Tradition of Knitting Together.
M recommends using leftover sock yarn to make the Beekeeper's Quilt by tiny owl knits, and to use a hexapuff to test color fastness before throwing socks in the washer.