if you don't know how to spell it...

just leave the vowels out, apparently. 
I'm pretty sure this says Prtr.  Right?

3/24: I couldn't even make this shit up

3/1: how not surprising

As you may know, this is not a new phenomenon.  My favorite part about this morning's name mangling:  she asked me how to spell it, and then wrote this.

1/12: story of my life

...at least they didn't call me "Quarter" or even worse, "Porker", both of which have appeared on Starbucks cups in my past.
really, is "Porter" so very difficult?