Sort your socks by color, then by size. Get rid of any socks that are missing a mate or are single-sock-ers (RIP, lone sock)
Step 2: Sock Folding is where the magic happens
Invest in a sock drawer organizer, or a large plastic bin with dividers. You can also use an old shoe box, but that's just lazy
Step 4: Sock Rotation is where you'll really get your money's worth