"mail order" is an antiquated term perhaps but you still "order" them and they sometimes come via "mail".

I "mail order" all my Hokas simply because they don't carry them locally.

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Find out what it is in life that you don't do well, then don't
do that thing.

What?!? You mean you guys aren't still getting the Road Runner Sports catalog in the mail, filling out the order form stapled in the middle of it, enclosing your check, and putting a stamp on the envelope?