One of the benefits of a multi-column list is that I can search across multiple columns of information. It's a "contains" based search so you can search anywhere or any one of the available columns. Watch the video to learn how to change a one-column lookup field to a two-column lookup field.
You must have administrator rights to access this feature.
This feature may not be available in every package. Not sure if you have this feature or you want to learn more about it? Send us a message at firstname.lastname@example.org.