Major
(NBA) Portland vs. San Antonio,
Point Spread: -6.50 | -107.00 San Antonio (Home)
Result: Win
As we have proven, the so called NBA zig-zag theory is a virtual wash. It is above .500 long-term but a slight loss with the juice. However, various bounce back angles which take several other factors into consideration do win long-term.

When a team fails by at least 15 points against the spread in a zig-zag situation, they are 97-74.