We introduced lists of Students into the MIS2000 web app a couple years ago. You can read about them in the blog posts Student Lists in the MIS2000 Web App and Managing Student Lists. But these are named lists, designed for groups of students that you'll want to keep around a while and use many times. Sometimes, though, you may want to work with a group of students just once. And you won't want to name the list, add the students, work with it, and then clean it up afterwards. So we've introduced "ad hoc" lists, lists on the fly, that are created a simply as checking a box beside each student you want. Just do a search that gets all the students you're interested in, check the box beside each, and then click the "..." button above the checkbox column. That button has the same options as the corresponding button beside each named list in the "lists" tab. Here's what it looks like: