Social Security Rules & Definitions
Social Security’s rulebook or POMS in a form that can be read by regular people.

http://www.ssa.gov/OP_Home/handbook/handbook.html

• Social Security "Ticket to Work" Information
  Ticket to Work is a Social Security initiative that endeavors to give people more choice in who serves their employment discovery and placement needs.
• Social Security Ticket to Work Information (General)
  Information for people looking for work and the organizations that serve them about the "Ticket"

http://ssa.gov/work/overview.html

Answers to Social Security Policy Questions

2015 Red Book: A Summary Guide To Employment Supports For Persons With Disabilities Under The Social Security Disability Insurance And Supplemental Security Income Programs

It Doesn’t Take
 A Rocket Scientist

Ticket to Work: Resource Documents