The function of ATC is the US is to coordinate the use of airspace with as little intrusion and direction as possible. One of many functions of the individual is to coordinate with friends and relatives to look after himself however he thinks is appropriate.
What a crock...
Presume all friends and Rels are constantly ringing up "ATC" with requests as to whether everyone has arrived at dest otherwise how would they know?
No thanks, I'll stick with our way and don't have a prob telling any ATSU how many POB it's one less thing to say when plummeting towards a school...