Retaliation fouls may occur from a build-up of frustration over time, but they often occur immediately after contact where a player perceives such contact to be a foul.
Penalty Kick Without Obvious Goal Scoring Opportunity
When faced with a challenge in the Penalty Area, the Referee must make a decision regarding not only foul or no-foul, but whether misconduct has occurred.
Indirect Free Kick Management and Goal Restart
“Playing in a Dangerous Manner” is one of the infractions listed in Law 12 that requires an Indirect Free Kick restart.
Advantage on Shirt Pull
Uniform (shirt/short) pulls are used in particular when a defender has just lost a challenge for the ball and begins chasing an attacker.
Reckless and Careless Fouls
One of the key elements of managing the professional game is the distinction between fouls that are Careless and those that are Reckless.
Referee Match Report Card
ProReferee Disciplinary Card Set
SPINTSO Watch (Gray)
Blue Card
Touchline Powerflags 
SPINTSO PDA 
SPINTSO Watch (Orange) 