There are a couple of filters that we need to allow the user to type in to search. For example, there are millions of "Campaign" values, so we can't display them all in a list the way the others display.
We need to collect and display all the values and then put them in a smart search box (auto-complete style, perhaps) to choose from.
The user should be able to select more than one option for each filter.
Right now these filters include: