How NFL Odds, Lines, Point Spreads and Totals Work. When you wager on NFL football it's important that you understand clearly and concisely how to read. But this is easier said than done because NFL lines can seem like learning Greek to new bettors. Fortunately, learning football betting lines won't take you nearly. This week's NFL lines along with an explanation of how football betting odds work. As you can imagine, the most popular futures bet in the NFL is who will win the Superbowl. In fact, the Team Odds to win it all are released within a week after. This week's NFL lines along with an explanation of how football betting odds work. So when you check out NFL odds for the week and see the point spread in the If you are still not sure how this works, take the final score and subtract the.