Ok… let’s see if this is too long…
I believe they said four lines max. You’ve slightly exceeded that. 
There. That’s better. 
Test 
Hi. I’m just trying it out too…
You need to be sure Show Signature is checked, or your sig will not show up.
check
Testing, Testing…
Is this thing on?
What about this one?
F_X
Test.
testing, testing, 1, 2, 3…
Arse. Where did my sig go? Trying again…
sigh and again.