2) Bookies use stats and numbers to make odds. You can't beat them at that. It's there job and every bet is worth millions to them and hundreds to you (they got that on lock). There is no magic number. Teams play differently depending on who they play.
3) I look at key one-on-one match-ups, defense match-ups, and offense match-ups. I also look at player and team form.
This is the first time I've posted on here. I posted my bets for today in another thread:
https://www.covers.com/postingforum/POST01/showmessage.aspx?spt=22&sub=101526064
I always bet point spreads:
Indiana over Miami
Brooklyn over Philly
3:0