If you don't have central air, try free - standing air cleaners in key rooms such as the bedroom. (health.com)
The Two Bedroom Spa Suite is a dual key room that shares a common foyer entrance with a One Bedroom Spa Suite and Hotel Room. (mantrahotels.com)
In that case, property staging of a few key rooms is all it takes — entrance, living room, dining room and a master bedroom need to be staged at the minimum. (home-staging-montreal.com)