[Black Agnes]

spray upon receipt.

let ‘age’ for several days before opening (the envelopes aren’t usually completely sealed all the way out to the end).

[Black Agnes]

Here’s an idea:

https://kingfish1935.blogspot.com/2020/03/need-veggies.html

[firebrand]

Thanks.

[bgill]

Dab envelopes with water instead of licking them shut.

Do humans open payments these days or do machines? I remember the bank’s receptionist would open the electric company customer’s payments. I know, makes no sense but maybe it was a barter for services. That was 15 years ago.