Bring something to occupy yourself for a few hours. I have the luxury of working form home, so I packed my laptop and a lunch. This will probably happen fast, but come with the idea youre going to camp out for a while. I was called for an appointment within 2 minutes of putting my name of the signup sheet. My boyfriend, who did this months later, was called within 1. From what I can tell and from my own experience appointments take roughly 5 minutes, but are scheduled for 1. Theres a really solid chance theyll find room for you soon. I had a TSA Pre number before I left the Global Entry office which I used for a flight that same week, and I got an email saying my Global Entry account was active before I even made it home from my appointment. Whatsapp 4 Nokia 200 Download. Of course, milage may vary for this. If you have a flight, especially an International one however, it can pay to just head to the airport an hour or two early for your flight and give walking in a try. Another tip that appointment can also happen at any office in the country. If your home airport is as backed up as mine at SFO, you can schedule your appointment somewhere else instead. Before I did my walk in, I had scheduled mine for Vegas, where I was traveling in April. That was a full four months sooner than I was able to get at home.