I mean, that's also an interesting question to ask, and a reasonable answer. But it's not quite my original point - which is that if I don't know my SBUR rate,

I mean, that's also an interesting question to ask, and a reasonable answer. But it's not quite my original point - which is that if I don't know my SBUR rate, that would put me off ever starting to use this service. Though of course your competitors may have similar rates I'm just not aware of.