Patrick Williams Rebounds Prop is currently Over/Under 4.5 (-105/-125).
The money has been on the Over as it opened 4.5 @ +100 before it was bet up to 4.5 @ -105.
FACTORS THAT FAVOR THE OVER:
The 2nd-most up-tempo tempo road team in the NBA this year has been the Bulls.
The Heat have played at the most up-tempo tempo in the NBA this year, which ought to increase possessions for the Chicago Bulls.
FACTORS THAT FAVOR THE UNDER:
The Bulls check in as the worst offensive rebounding offense in the league over the last 5 games (offensive rebounds maintain possession, and a lack of them can therefore lead to fewer chances for scoring and assists).