View research below focused on evaluation and guidance on effective sign codes in different environments.

A Framework for On-Premise Sign Regulation
Best Practices in Regulating Temporary Signs – Executive Summary
Best Practices in Regulating Temporary Signs
Community Aesthetics and Sign Regulations: How Far Can a City Go to Prescribe Aesthetics?
Evaluating Stakeholder Perceptions of Form Based and On-Premise Traditional Signage Codes for Commercial Signage along Streetscapes
Evidence-Based Sign Regulation: Regulating Signage on the Basis of Empirical Wisdom
Impact of Signage on Economic Development and the Need for Commonsense Zoning Laws and Regulations
Night-time Brightness Level Recommendations for On-Premise Electronic Message Centers (EMCs)
Night-time Brightness Level Recommendations for On-Premise Electronic Message Centers (EMCs) – Executive Summary
Signs And Federal Laws of Protection
SRF Analysis: The State of Sign Codes after Reed vs. Town of Gilbert – Executive Summary