I was waiting on the:
I'll send you more details this week because I don't have all the
files with me at this moment. I could send you the PHP we have
completed for this process as well as the rough pseudo code plus a
sample CSV with about 10 records.
I should have sent you a follow-up e-mail, but I've been swamped.
Overall, based on your requirements, it sounds simple; it's the details and testing that need to be fine tuned.