A sleeping area offers several kinds of clues
An insect, shed skin, or mark on furniture may be worth examining, but each can have other explanations. Skin irritation alone cannot establish bed bugs. Record the exact resting area involved, including a sofa or upholstered chair if relevant. Do not dismantle furniture or move it through the house simply to search harder before you have discussed the evidence and safe handling.
Tell the story of the belongings
Mention recent secondhand furniture, overnight bags, or a change in sleeping location if it applies, without assuming any one event caused the concern. Also explain whether the room is part of a rental or a building with adjoining units. The purpose is to guide an assessment and coordinate access, not to assign blame to a person, a visitor, or a neighboring household.
Preparation should come from the actual plan
A written list can help prevent uncertainty about laundry, storage, furniture access, and rooms that must be left undisturbed. Ask which steps apply before the inspection and which belong before a particular treatment. Clarify how follow-up will be judged and when to report new physical evidence. Do not discard a mattress or carry suspect items elsewhere based on a bite pattern alone.