OFFLINE

You can have group meetings locally or globally.
You can have weekly in person meetings. conference calls or you can do it from over the internet.

Some suggested tools:
Free conference calls: freeconferencing.com
SKYPE
GoTo Meeting

In person you can meet at someones house, church, park, cafe...etc


Facebook Group
Do set up a private Facebook Group Page so that during the week everyone can stay in contact and share through out the week.