QNH
My apologies - my southern bias is fairly obvious. I had thought about mentioning groups in an earlier post, but as far as I can tell down here you need to do a lot of flying for group membership to pay. Several thousand quid in and £50+ a month
before per-hour costs doesn't match up with a £60 quid saving on a medical. I'd forgotten that elsewhere might be different - just add a darn sarf disclaimer to what I've written