When you place a bet on "Over 1.5 goals," you are predicting that the total number of goals scored by both teams combined will be two or more. If two or more goals are scored in the match, your bet is considered a winner. If the match ends with one goal or no goals, your bet would be a losing one.
What is a goal line in football betting? For example a goal line of over 0.5 would mean that for you to win there needs to be 1 or more goal scored in the event.