Expect busy lunch hours, especially on weekdays.
Credit cards are usually accepted, but check for cash-only items.
Many delis have a daily special that changes regularly.
I have been using it now for 3 months and it saves me so much research. Reduces the need to call and double check every time.
How did I not know these places existed?! Atly's scoring is a lifesaver, now I can finally find THE spot without wasting time Googling my life away.