Jim pulled up the site on his computer and logged in. Selecting the property listing view, he started to edit it. Clicking on Add next to RELATIONSHIPS and entering realtor into the search field, he got the following display:

Adding a relationship to realtor

"Okay, from what we just discussed, which one should we use?" Jim asked.

Lynn replied, "The first one, Content referenced from field_property_realtors."

"Good," Jim replied. "Although, either would actually work here. In most cases, Views can work with either, it's better to pick the right one. I'd say the realtor should be on all these displays, don't you?"

"Sure."

He selected All displays (except overridden) in the For selection list and clicked on Apply (all displays).

On the next modal, Lynn asked what the option Require this relationship meant.

"Require this relationship forces the SQL query generated by Views to limit the results to just those rows in the table that actually have the...