Join Date: Sep 2006
Location: Santo Domingo, Dom. Rep. / Washington, DC
Programs: AA PPro/DL PLT, PPass, Marriott / Hilton Gold, JetBlue Mosaic, Hertz Presidents Circle, Amex Plat
Posts: 4,630
Depends on the airport. At SDQ as you join the line there is a computer with a scanner so in theory, you could use the phone. However, you could run into the most common word in the DR: "The system is down".
So follow everyone else's advice and bring the copy.