I shotgun my cables and use option 1 like Al suggests. I have always done it this way.
You would have 1 "stick" of cable that would normally be for both + & - , but in a shotgun configuration, these would be twisted together for EACH + & -. So you would need 4 "sticks".
You would have 1 "stick" of cable that would normally be for both + & - , but in a shotgun configuration, these would be twisted together for EACH + & -. So you would need 4 "sticks".