You'll find that there is strong disagreement on this board about the wisdom of "no-contact" and "transparency" agreements in busting up affairs. However, if you you want more info on setting up a bullet-proof no-contact plan, this book describes the rationale and the process very well:
"Surviving an Affair" by Willard F.Jr. Harley and Jennifer Harley Chalmers
I found it very helpful in dovetailing what I learned from Michelle about focusing on ME (GAL, DBing techniques, etc.) while ensuring that my wife was no longer actively involved in an affair.