A short list of questions to help you move from browsing to a useful discussion.
Describe the type and approximate size of the project. Ask whether the business handles similar work and serves your location.
Ask who prepares the estimate, who supervises the work and how you will communicate during the project.
Request relevant business registration or license information, insurance details and examples of comparable work. Confirm information with the issuing source.
Find out whether a site visit is needed, what the estimate will include and how scheduling works. Take your time to review the details before committing.