On Jun 27, 2007, at 4:29 PM, Vitaliy wrote:

> it does not explain which areas of the envelope are OK to print on.

I think you're pretty much at the mercy of your local postoffice,
but they seem to be (in general) pretty nice about things.
Check out some of THESE "postcards" that were successfully
sent through the mail...
http://www.instructables.com/tag/?q=postcard+fungus

BillW

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