Hi there MOTF, indeed LTNS!
I look forward to seeing more of your superb photos this year, once the "season" gets under way
The "default" size is configurable, up to a whopping 20GB, via the registry, providing that it is a Unicode store, rather than ANSI.
But I think that anything larger than 50% of the RAM on your system is somewhat academic!
The TOTAL of all my emails for the last 4 years is just under 0.9 GB, and no individual folder is larger than 180 MB - to put this in context.
SD