Once set up in Thailand, you (or the OP) don't need data roaming but network roaming which will connect your Thai SIM to a partner network in your home country. Receiving SMSs is then free as mentioned above.
Is your RBS account a Euro account? If so, then yes it's SEPA approved.
https://www.rbs.co.uk/business/support-centre/making-and-accepting-payments/electronic-payments/sepa-direct-debit.html
That's not how my insurance company treat it (Pacific Cross). In patient requires an overnight stay while a day bed operation is regarded as out patient (for which I'm not covered) AIUI.
How do you know the quackery fixed it? Maybe the disc protrusion retracted itself. If parts had become detached the neurosurgeon could have fixed it much quicker.
Celsius was not the OP and mentioned his post might be thought of as "hijacking" so I hoped for some clarification as a I am too with BBL but have seen no such warning in the app.
You won't unless your in the vicinity of a UK mobile phone mast. It's not sent to individual numbers but to all (switched on) phones within the range of a transmitter when the warning signal is sent.
Your quote includes the information that to be electronically cancelled "the cancel passport box is ticked on AMS".
Perhaps the box isn't ticked for applicants in Thailand?
All my recent meter readings are shown at 00:00 on the bill and I don't think the computer knows about Songkran. Smart meters were fitted here a while ago.
Looks to me like you have ~35 hours usage between the meter reading and your reading which if your 24 hour figure of 17 - 21 units is correct would be 25 - 30 units. At 26 units actual it's where you would expect it to be.
14th April 00:00:00 is midnight at the end of the 13th/beginning of the 14th.