Roma sits right on the Rio Grande, and East Grant Street runs through a part of town where people know their neighbors. This Domino's is the kind of place you can point someone to without needing to explain much, because most folks already know where it is. The store is easy to reach whether you are coming from the north end of town or cutting through from the river side, and the parking lot does not give you any grief.
Pick it up or have it brought to your door. The delivery area covers the streets and neighborhoods around Roma that people actually live in, and the carryout order is ready fast enough that you are not sitting around waiting. Order ahead and walk in, and you are back on your way.
There is a reason the same people order here week after week. Roma does not have a lot of large chain restaurants, so a place that gets the order right and keeps it consistent stands out. Every pizza comes out of the oven the way it should, hot and done properly, not cut corners and boxed up sloppy. That kind of reliability is what turns a first order into a regular habit.