There are two advantages to knitting your socks 2aaT. First, you finish both socks at the same time. Second, both socks will be the same length.
Knit both socks at the same time.
Easy Two-needle Flat Socks
Knitter's Pride: How to Knit Two at a Time Socks
Two at a Time Socks – La Mercerie
HOW TO KNIT SOCKS TWO AT A TIME
Magic Loop: Two Socks at a Time
How to Knit Socks With Two Circular Needles
Two tiny two at a time nested socks knitted one inside the other
Sock Knitting Essentials - The Chilly Dog (Page 2)
Stunt knitting: 2 socks at once
Sock Knitting Essentials - The Chilly Dog (Page 2)
Two at a Time (TAAT) socks - free tutorial – Winwick Mum
How to knit socks for beginners - easy step by step tutorial [+video]
2 Socks on 2 Circular Needles (knit) - TBD
Two at a Time Socks – La Mercerie