ADA Regulation Images
A comprehensive list of many ADA compliance images with specifications.

The ADA and City Governments: Common Problems - ADA.gov
Common problems City Governments encounter, with recommendations to address ADA ergonomics, and provide compliant solutions.

ADA Guide for Small Businesses
Common problems Small Businesses encounter, with recommendations to address ADA ergonomics, and provide compliant solutions.

Universal Design Principles
We are guided by 'Universal Design' protocols, with 'Form following Function'.
This site explains 'Universal Design' and its infinite applications.