1.   Good referees are quick to pick up on this and impose penalties for persistent offenders.

2.   A referee must not be partial toward either team.

3.   Thought the referee was a bit hasty pulling player back cos Leicester had got good possession.

4.   The referee was Eric Martindale from Glasgow.

5.   The most commonly encountered wording is that the referee is to act as an expert and not as an arbitrator.

6.   That wording is much more common than one which merely says that the referee is to act as an expert, omitting and not as an arbitrator.

7.   These problems do not arise if the referee is an expert.

8.   Under the laws, the referee is the sole judge of fact and laws during a match.