Halftime betting stats

[a-train]

Does anyone have the halftime betting stat for going against a team when the second half spread is more than the team was favored by for the game ie pitt -4 halftime tonight. Nolan dalla tracked this for the site many yeras ago and was a very good bet.
Thanks
A

 

[IE]

nolan's angles from past

scroll down about 1/2 way on the page

http://www.madjacksports.com/forum/handicappers.php?c=17

to

Nolan Dalla's Halftime Angles

 

[the addict]

good stuff thank IE