Moderator: Hilton Honors, Practical Travel Safety Issues, Information Desk & San Francisco
Join Date: Jan 2001
Location: San Francisco CA
Programs: UA, Hilton, Priceline, AirBnB
Posts: 11,319
I;'m not sure anyone here can give you a better answer.
Since you are traveling w/ your G/f and have her pay stubs, lease etc that should help. As will the fact you've never overstayed a visa. As will the ESTA waiver.
Good luck! You may be subject to extra questioning but just keep your cool ...