Research desk
Evidence that says what it can—and cannot—prove
Public planning sources, product instructions, reviewer records, and consented first-party measurements have different evidentiary roles. WD labels each one instead of blending them into marketing claims.
City pricing reports
Measured city quote distributions, property and method breakdowns, sample gates, exclusions, and uncertainty.
Open resource →Service pricing reports
Measured service quote distributions by property, city, installed method, access class, and project-size band.
Open resource →Reviewed answers
Direct, sourced answers to recurring cost, nest, warranty, solar, cleanup, and repair questions.
Open resource →Editorial and expert-review standard
Named editors, reviewer verification, source selection, review dates, evidence boundaries, and corrections.
Open resource →