Trevin Wax has a well known blog, Kingdom People.  He has a recent post that explains well how we think of discipleship and why our homes are mission critical to what we do.

Apprenticeship is serious business. Never downplay the importance of sermons, theological education, and deep Bible study. Just make sure you match all of these with doing life together, modeling a new way of being human, inviting people to come alongside of us and learn what it means to follow Jesus – not merely by what we tell them but also by how we live.

You can read it all here.