Mark takes us through some interesting use cases in safety and security. Allied Universal is a security services firm that provides staffing and technology services that help to drive better safety and security outcomes for our clients. We're one of the world's largest security companies and have been active for many years. We've seen tremendous growth both through organic as well as through acquisitions. We're now in excess of $7 billion in annual revenue and have over 200,000 employees.

Sramana Mitra: Can you take us through some use cases in your customer scenarios where you are seeing these kinds of impact? Mark Mullison: Just a little more context and then I'll get to the specifics. There are three big differentiators in Helios's platform. The first is a proprietary attribute model that we use to store all the knowledge about the site. We organize that in a special way. You might think, "Isn't that just a big database?