Here are some examples of group contracts for you to consider:

Informal

Typical

Fancy

Very Fancy

Some good recurring themes, and some the recur not as often.:
Nature of collaboration
Standards of behavior


Work together, switching roles, scribe, leader, skeptic
Share ideas
Be respectful
Be supportive
Be responsive to emails and messages
Listen to each other
Be available outside of class
Be on time for class
Give advanced notice if absent
Will ask for help if something is unclear
Working together
Being positively critical
Accepting criticism positively
Keep organized notebook and use GOAL for all problems
Write date, title of activity and roles in the notebooks
Take good notes and share these with other group members and be prepared to fill in missing material in own notebook
Get the whiteboard images up on FB before leaving class
Inform other team members before missing class
Help members who miss class to make up work and notes
Contribute equally to assignments and projects
Attend scheduled meetings and be punctual
Complete as much of the assignment as possible before meetings
Do homework