> putting a customer’s first and last name in the same field. This can also present unexpected difficulties for people who's "first name" contains a space. It

> putting a customer’s first and last name in the same field. This can also present unexpected difficulties for people who's "first name" contains a space. It will appear as though that unified field contains their middle name too, which it might, but the customer might be using their middle name as a de facto part of their first name in systems such as on their credit card.