subway? what do I do there?

from a msn messenger chat session...

friend says:
"ahahaha... actually, what ur work deals with?"
c_keah says:
"making sandwiches"
c_keah says:
"im technically a sandwich artiste'"
c_keah says:
"but i refer to myself as a sandwich consultant"
c_keah says:
"but in all truth i'm just a part time wage earner making sandwiches..."