[Raymond]

Originally Posted by BillyMac

It kept the defensive players in the lane from contacting the free thrower, who is forced, by rule, to maintain his position, forcing the official to decide if any contact was incidental, or illegal.

Otherwise, it's real easy to box out a shooter when he can't, by rule, go around you.

As I said before, it has never occurred in a game I've worked using college rules. For it to start occurring in HS games would mean instituting a coaching strategy that has never before existed.