mob/proc/send_message(to, from, msg)
to << "[from]: [msg]"
person.dm:69:error: missing left-hand argument to to. person.dm:69:error: missing expression person.dm:69:error: unexpected symbol: ,
In my defense, I hadn't actually used the variable and it was type casted so I didn't get the "missing left-hand argument to to" error. =P