The 10 steps to forming a co-operative occur in three stages: developing the business idea, assessing interest and viability, and start-up.
USDA How to start a Cooperative 
The Decision to Start material for training of co-operative advisers 
Starting a Cooperative Business Plan Template 
New Coop Guide 
Start a co-op UW 
how-to-start-coops-new 
How to Build an Effective Nonprofit Board-The-Complete Guide 
early co-operation 
Cooperative Startups & Education 
Co-op Improvement Program