Videography stumped me for a while. It's kind of a gamble. But I've seen some pretty bad work that a vendor charged $2K for. So I just picked mine recently, and they have excellent examples of their cinematic trailers. They're also a lot more reasonably priced than the others when you compare their packages side by side. Here is the link for Photo 832's videography examples, which is via Video Shoppe:
http://videoshoppe.blogspot.com/