The use of group dynamic activities has a history of application in conflict resolution, anger management and team building and many other areas such as drug rehabilitation and drama therapy. Types This section is in a list format that may be better presented using prose.
US DOS doesn't specify exactly but, if the passport is valid for 10 years and to renew it had to have been issues within 15 years of expiration. So, I am deducing it to be 5 years after expiration as long as you can send the original back with the application.
You can not renew the passport more than one year before the expiration date of your current passport. When a new passport is issued, old passport(s) will be cancelled and returned to the applicant. Valid visas in the old passport are not cancelled and can be used till the expiration date of a given visa.