[Users] Some Parts of Some Emails Not Included in Reply

[Paul]

On Sun, 8 Sep 2019 14:12:33 +0600
Dustin Miller <dustbiz at gmail.com> wrote: 

> I do notice that the
> parts excluded from the reply are also a lighter shade (more grey than
> black) than the parts that are included.

That sounds like signatures, which follow (-- \n).

If you have a look at the Information for creating templates you'll see:

%q - "quoted message body without signature"
%Q - "quoted message body"

You're using the %q.

with regards

Paul