It saves time, potentially a lot of time during busy hours. I've waited an easy 10+ minutes for a server to come and ask for drinks and another 5-10 to come bac

It saves time, potentially a lot of time during busy hours. I've waited an easy 10+ minutes for a server to come and ask for drinks and another 5-10 to come back and take orders. Phone based ordering, which can include pictures of all menu items, is a huge win in comparison.