[sixstringtheory]

I just go with the roadie wrap and let out enough so the cable is just long enough to reach from A to B.

First google hit for me: https://www.youtube.com/watch?v=kda4DPAn3C4

He mentions "flaking the line" which is also an important thing to do with climbing ropes, which are understandably mentioned all over this thread. Climbing ropes aren't that dissimilar from cables; there's a core and a sheath, and you don't want that core becoming twisted inside. That's why you don't want to ever tie cables into knots.