Foul betting, an opportunity to double my money?

I bet on fouls when I estimate a game under 2.5 goals, when a team is tempted to protect its advantage on the scoreboard. It is one of my criteria. Fouls are part of the game, even if they are considered violations of the conditions of a sporting event. Every team sport (football, handball, hockey, etc.) has a greater or lesser number of such events. Some fouls are sanctioned, others can be overlooked as inherent. If I refer to...