Scope
The first question is: what exactly is being treated?
A quote may cover one bedroom, several rooms, the main living areas, or the full structure. Those are different scopes and they should not be treated as equal just because each quote says bed bugs.
EcoForce asks where evidence was found, where people sleep or rest, where belongings have moved, and whether connected spaces may need attention.
Method
Different treatment methods create different quotes
A chemical-only plan, a targeted support application, a room treatment, and a full-structure heat treatment can all have different prep, equipment, labor, and timing requirements.
EPA notes that professional heat can treat entire residences, but it must be handled carefully, especially around heat-sensitive items and reinfestation prevention.
Expectation
A good quote should explain what is included and what is not
The homeowner should be able to tell what areas are included, what prep is expected, what treatment method is planned, what follow-up language says, and how the company decides whether more work is needed.
If those details are missing, the price alone is not enough information.