Forget the circling, it was all about going through the Radio Times with a highlighter pen, different colours for each person.
You can print out a nice little wall chart from the BBC website: http://news.bbc.co.uk/1/shared/bsp/hi/pdfs/2018_bbc_wcwallchart.pdf
He will be back again in four years though. Clever business
Blimey £2.80. Didn’t know it still existed. My grandparents used to have this with their programmes circled
bad business that, he accepted £2 and then you offered the service for lower!