I frequently answer calls from numbers I don't recognize, but I also like to know what a conversation is about so I can prepare. Here's why I ask buyers, sellers, listing callers, and businesses for certain information upfront—and why I try to offer others the same transparency I expect myself.

3D tours can reveal much more than ordinary photography. This checklist covers the privacy, security, permission and publication decisions businesses, museums and other organizations should make before a Matterport or other virtual tour goes public.