Prepare yourself to wait: bring a book and don't rely too much on your cell phone - sometimes the…read morereception inside the building is not so great. In general, the employees are courteous and reasonably helpful, though I think it's best to do your homework online before going in. I've received erroneous information in the past and the last thing you want to do is make a second trip to get your paperwork done. Before stepping foot in this place, make sure that the service you want isn't available on the website. Many certificates can be easily ordered online now and there's even a number you can call 24 h a day.