System Entry, iBet\n\n Select four digits and place bets on all its possible combinations. For System Entry, each 4D number combination costs a minimum of $1. For iBet, all 4D number combinations cost a minimum of $1 in total. Your prize money is proportionately divided by the number of combinations.
A +1.5 spread is commonly seen in baseball betting, the standard runline  for MLB. This spread means the underdog must win outright or lose by exactly one run to cover the spread. Alternatively, a -1.5 spread means that the favorite must win by at least two runs. Many baseball games are decided by fewer than two runs.