First time my postal carrier asked me this......................

BuffaloIronTail

@Onastone said:
Always an envelope for him?? Soooo, what's in the envelope?

Now THAT is the best "reverse logic" I ever heard................

Pete

3keepSECRETif2rDEAD

@Onastone said:
Always an envelope for him?? Soooo, what's in the envelope?

...here is the first step to finding your answer...the rest is pure luck of the draw I suppose

https://about.usps.com/careers/welcome.htm