Separate old webs from current sightings
An empty web may remain long after its maker has gone. Note where you actually see spiders and whether the same spot becomes occupied again after ordinary cleaning. A porch corner, a storage shelf, and a basement wall offer different hiding places. Photograph an unknown spider only from a safe distance and avoid using a suspected bite as the basis for an identification.
Look beyond the spider itself
Sheltered corners, undisturbed storage, openings around doors, and insects gathering near lights can all be worth discussing. These details do not establish which species is present. They help describe why a particular spot may be useful to a spider. Explain whether the concern is one isolated sighting, recurring webs, or activity in rooms used every day by the household.
Set a sensible expectation for the work
An outdoor environment cannot realistically be kept free of every spider. Ask which areas would be inspected and how cleaning, storage changes, screens, or entry repairs fit with any proposed treatment. Mention pets and access around porches or crawl-space entrances before work is arranged. The plan should address the observed concern rather than promise to eliminate all spiders from the property.