@JamesB's solution of setting the trigger sensitivity to low seems to
have made a significant difference. I seem to be losing 1 to 2% per day
rather than the 10%+ I was losing per day with the default settings.
Makes me really question what they were...
I'm having similar issues. I just spent an hour speaking to a support
person who didn't seem to have any idea of the settings, didn't
understand anything about activity zones and basically just wanted to
tell me that if I wasn't happy with the batter...