Should four-balls let two-balls through if the course ahead is clearly full?

l Yes Says Fergus Bisset The R&A’s Pace of Play manual gives guidance on letting groups through. It says that if a group is delaying a group behind, they should let them through so the faster group can play at the pace it is capable of. It goes on to say, “If a number of groups... are playing slowly, playing through does not always achieve its objective, but it remains good etiquette.” It is always correct behaviour for a slower group to let a faster group through, regardless of how busy the cou...